Home / 498,890.34-748,335.51-183,210.66

Finding the Fourth Proportional to 498,890.34, 748,335.51 and 183,210.66

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Solution

The fourth proportional to 498,890.34, 748,335.51 and 183,210.66 is: 274,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,890.34 : 748,335.51 = 183,210.66 : x
  2. Step 2: Convert to fraction form
    498,890.34/748,335.51 = 183,210.66/x
  3. Step 3: Cross multiply
    498,890.34x = 748,335.51 × 183,210.66
  4. Step 4: Simplify right side
    498,890.34x = 137,103,042,688.54
  5. Step 5: Solve for x
    x = 137,103,042,688.54/498,890.34
  6. Step 6: Final answer
    x = 274,815.99

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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.