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Finding the Fourth Proportional to 516,004.20, 773,350.20 and 249,190.20

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Solution

The fourth proportional to 516,004.20, 773,350.20 and 249,190.20 is: 373,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,004.20 : 773,350.20 = 249,190.20 : x
  2. Step 2: Convert to fraction form
    516,004.20/773,350.20 = 249,190.20/x
  3. Step 3: Cross multiply
    516,004.20x = 773,350.20 × 249,190.20
  4. Step 4: Simplify right side
    516,004.20x = 192,711,291,008.04
  5. Step 5: Solve for x
    x = 192,711,291,008.04/516,004.20
  6. Step 6: Final answer
    x = 373,468.45

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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.