Home / 748,877.80-1,123,316.70-536,301.40

Finding the Fourth Proportional to 748,877.80, 1,123,316.70 and 536,301.40

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Solution

The fourth proportional to 748,877.80, 1,123,316.70 and 536,301.40 is: 804,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,877.80 : 1,123,316.70 = 536,301.40 : x
  2. Step 2: Convert to fraction form
    748,877.80/1,123,316.70 = 536,301.40/x
  3. Step 3: Cross multiply
    748,877.80x = 1,123,316.70 × 536,301.40
  4. Step 4: Simplify right side
    748,877.80x = 602,436,318,853.38
  5. Step 5: Solve for x
    x = 602,436,318,853.38/748,877.80
  6. Step 6: Final answer
    x = 804,452.10

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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.