Home / 897,638.60-1,345,434.06-560,834.12

Finding the Fourth Proportional to 897,638.60, 1,345,434.06 and 560,834.12

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Solution

The fourth proportional to 897,638.60, 1,345,434.06 and 560,834.12 is: 840,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,638.60 : 1,345,434.06 = 560,834.12 : x
  2. Step 2: Convert to fraction form
    897,638.60/1,345,434.06 = 560,834.12/x
  3. Step 3: Cross multiply
    897,638.60x = 1,345,434.06 × 560,834.12
  4. Step 4: Simplify right side
    897,638.60x = 754,565,327,058.13
  5. Step 5: Solve for x
    x = 754,565,327,058.13/897,638.60
  6. Step 6: Final answer
    x = 840,611.50

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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.