Home / 731,685.40-1,095,972.90-607,269.40

Finding the Fourth Proportional to 731,685.40, 1,095,972.90 and 607,269.40

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Solution

The fourth proportional to 731,685.40, 1,095,972.90 and 607,269.40 is: 909,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,685.40 : 1,095,972.90 = 607,269.40 : x
  2. Step 2: Convert to fraction form
    731,685.40/1,095,972.90 = 607,269.40/x
  3. Step 3: Cross multiply
    731,685.40x = 1,095,972.90 × 607,269.40
  4. Step 4: Simplify right side
    731,685.40x = 665,550,805,399.26
  5. Step 5: Solve for x
    x = 665,550,805,399.26/731,685.40
  6. Step 6: Final answer
    x = 909,613.35

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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.