Home / 901,670.96-1,244,297.05-488,205.74

Finding the Fourth Proportional to 901,670.96, 1,244,297.05 and 488,205.74

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Solution

The fourth proportional to 901,670.96, 1,244,297.05 and 488,205.74 is: 673,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,670.96 : 1,244,297.05 = 488,205.74 : x
  2. Step 2: Convert to fraction form
    901,670.96/1,244,297.05 = 488,205.74/x
  3. Step 3: Cross multiply
    901,670.96x = 1,244,297.05 × 488,205.74
  4. Step 4: Simplify right side
    901,670.96x = 607,472,963,965.30
  5. Step 5: Solve for x
    x = 607,472,963,965.30/901,670.96
  6. Step 6: Final answer
    x = 673,719.12

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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.