Home / 402,927.66-604,460.34-166,140.90

Finding the Fourth Proportional to 402,927.66, 604,460.34 and 166,140.90

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Solution

The fourth proportional to 402,927.66, 604,460.34 and 166,140.90 is: 249,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,927.66 : 604,460.34 = 166,140.90 : x
  2. Step 2: Convert to fraction form
    402,927.66/604,460.34 = 166,140.90/x
  3. Step 3: Cross multiply
    402,927.66x = 604,460.34 × 166,140.90
  4. Step 4: Simplify right side
    402,927.66x = 100,425,584,901.91
  5. Step 5: Solve for x
    x = 100,425,584,901.91/402,927.66
  6. Step 6: Final answer
    x = 249,239.74

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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.