Home / 910,654.40-1,365,853.12-572,664.48

Finding the Fourth Proportional to 910,654.40, 1,365,853.12 and 572,664.48

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Solution

The fourth proportional to 910,654.40, 1,365,853.12 and 572,664.48 is: 858,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,654.40 : 1,365,853.12 = 572,664.48 : x
  2. Step 2: Convert to fraction form
    910,654.40/1,365,853.12 = 572,664.48/x
  3. Step 3: Cross multiply
    910,654.40x = 1,365,853.12 × 572,664.48
  4. Step 4: Simplify right side
    910,654.40x = 782,175,566,721.18
  5. Step 5: Solve for x
    x = 782,175,566,721.18/910,654.40
  6. Step 6: Final answer
    x = 858,915.93

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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.