Home / 435,526.20-653,483.70-155,244.60

Finding the Fourth Proportional to 435,526.20, 653,483.70 and 155,244.60

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Solution

The fourth proportional to 435,526.20, 653,483.70 and 155,244.60 is: 232,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,526.20 : 653,483.70 = 155,244.60 : x
  2. Step 2: Convert to fraction form
    435,526.20/653,483.70 = 155,244.60/x
  3. Step 3: Cross multiply
    435,526.20x = 653,483.70 × 155,244.60
  4. Step 4: Simplify right side
    435,526.20x = 101,449,815,613.02
  5. Step 5: Solve for x
    x = 101,449,815,613.02/435,526.20
  6. Step 6: Final answer
    x = 232,936.19

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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.