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Finding the Fourth Proportional to 477,449.90, 716,490.34 and 224,802.63

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Solution

The fourth proportional to 477,449.90, 716,490.34 and 224,802.63 is: 337,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,449.90 : 716,490.34 = 224,802.63 : x
  2. Step 2: Convert to fraction form
    477,449.90/716,490.34 = 224,802.63/x
  3. Step 3: Cross multiply
    477,449.90x = 716,490.34 × 224,802.63
  4. Step 4: Simplify right side
    477,449.90x = 161,068,912,801.59
  5. Step 5: Solve for x
    x = 161,068,912,801.59/477,449.90
  6. Step 6: Final answer
    x = 337,352.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.