Home / 901,707.72-1,244,143.08-533,999.16

Finding the Fourth Proportional to 901,707.72, 1,244,143.08 and 533,999.16

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Solution

The fourth proportional to 901,707.72, 1,244,143.08 and 533,999.16 is: 736,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,707.72 : 1,244,143.08 = 533,999.16 : x
  2. Step 2: Convert to fraction form
    901,707.72/1,244,143.08 = 533,999.16/x
  3. Step 3: Cross multiply
    901,707.72x = 1,244,143.08 × 533,999.16
  4. Step 4: Simplify right side
    901,707.72x = 664,371,359,639.81
  5. Step 5: Solve for x
    x = 664,371,359,639.81/901,707.72
  6. Step 6: Final answer
    x = 736,792.36

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.