Home / 423,210.67-633,732.15-233,460.12

Finding the Fourth Proportional to 423,210.67, 633,732.15 and 233,460.12

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Solution

The fourth proportional to 423,210.67, 633,732.15 and 233,460.12 is: 349,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,210.67 : 633,732.15 = 233,460.12 : x
  2. Step 2: Convert to fraction form
    423,210.67/633,732.15 = 233,460.12/x
  3. Step 3: Cross multiply
    423,210.67x = 633,732.15 × 233,460.12
  4. Step 4: Simplify right side
    423,210.67x = 147,951,187,038.83
  5. Step 5: Solve for x
    x = 147,951,187,038.83/423,210.67
  6. Step 6: Final answer
    x = 349,592.29

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1.5x scale

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.