Home / 908,746.76-1,254,054.26-495,287.27

Finding the Fourth Proportional to 908,746.76, 1,254,054.26 and 495,287.27

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Solution

The fourth proportional to 908,746.76, 1,254,054.26 and 495,287.27 is: 683,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,746.76 : 1,254,054.26 = 495,287.27 : x
  2. Step 2: Convert to fraction form
    908,746.76/1,254,054.26 = 495,287.27/x
  3. Step 3: Cross multiply
    908,746.76x = 1,254,054.26 × 495,287.27
  4. Step 4: Simplify right side
    908,746.76x = 621,117,110,867.27
  5. Step 5: Solve for x
    x = 621,117,110,867.27/908,746.76
  6. Step 6: Final answer
    x = 683,487.57

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Double scale
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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.