Home / 402,767.24-604,177.56-118,483.28

Finding the Fourth Proportional to 402,767.24, 604,177.56 and 118,483.28

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Solution

The fourth proportional to 402,767.24, 604,177.56 and 118,483.28 is: 177,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,767.24 : 604,177.56 = 118,483.28 : x
  2. Step 2: Convert to fraction form
    402,767.24/604,177.56 = 118,483.28/x
  3. Step 3: Cross multiply
    402,767.24x = 604,177.56 × 118,483.28
  4. Step 4: Simplify right side
    402,767.24x = 71,584,939,011.20
  5. Step 5: Solve for x
    x = 71,584,939,011.20/402,767.24
  6. Step 6: Final answer
    x = 177,732.77

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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.