Home / 711,470.10-1,066,948.04-238,044.72

Finding the Fourth Proportional to 711,470.10, 1,066,948.04 and 238,044.72

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Solution

The fourth proportional to 711,470.10, 1,066,948.04 and 238,044.72 is: 356,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,470.10 : 1,066,948.04 = 238,044.72 : x
  2. Step 2: Convert to fraction form
    711,470.10/1,066,948.04 = 238,044.72/x
  3. Step 3: Cross multiply
    711,470.10x = 1,066,948.04 × 238,044.72
  4. Step 4: Simplify right side
    711,470.10x = 253,981,347,436.35
  5. Step 5: Solve for x
    x = 253,981,347,436.35/711,470.10
  6. Step 6: Final answer
    x = 356,981.06

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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.