Home / 560,895.20-773,944.10-331,420.58

Finding the Fourth Proportional to 560,895.20, 773,944.10 and 331,420.58

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Solution

The fourth proportional to 560,895.20, 773,944.10 and 331,420.58 is: 457,306.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,895.20 : 773,944.10 = 331,420.58 : x
  2. Step 2: Convert to fraction form
    560,895.20/773,944.10 = 331,420.58/x
  3. Step 3: Cross multiply
    560,895.20x = 773,944.10 × 331,420.58
  4. Step 4: Simplify right side
    560,895.20x = 256,501,002,509.58
  5. Step 5: Solve for x
    x = 256,501,002,509.58/560,895.20
  6. Step 6: Final answer
    x = 457,306.47

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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.