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Finding the Fourth Proportional to 498,802.15, 748,501.31 and 183,290.95

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Solution

The fourth proportional to 498,802.15, 748,501.31 and 183,290.95 is: 275,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,802.15 : 748,501.31 = 183,290.95 : x
  2. Step 2: Convert to fraction form
    498,802.15/748,501.31 = 183,290.95/x
  3. Step 3: Cross multiply
    498,802.15x = 748,501.31 × 183,290.95
  4. Step 4: Simplify right side
    498,802.15x = 137,193,516,548.99
  5. Step 5: Solve for x
    x = 137,193,516,548.99/498,802.15
  6. Step 6: Final answer
    x = 275,045.96

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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.