Home / 897,640.60-1,345,437.06-560,836.12

Finding the Fourth Proportional to 897,640.60, 1,345,437.06 and 560,836.12

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Solution

The fourth proportional to 897,640.60, 1,345,437.06 and 560,836.12 is: 840,614.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,640.60 : 1,345,437.06 = 560,836.12 : x
  2. Step 2: Convert to fraction form
    897,640.60/1,345,437.06 = 560,836.12/x
  3. Step 3: Cross multiply
    897,640.60x = 1,345,437.06 × 560,836.12
  4. Step 4: Simplify right side
    897,640.60x = 754,569,700,434.61
  5. Step 5: Solve for x
    x = 754,569,700,434.61/897,640.60
  6. Step 6: Final answer
    x = 840,614.50

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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.