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Finding the Fourth Proportional to 652,150.80, 977,059.80 and 551,840.40

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Solution

The fourth proportional to 652,150.80, 977,059.80 and 551,840.40 is: 826,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,150.80 : 977,059.80 = 551,840.40 : x
  2. Step 2: Convert to fraction form
    652,150.80/977,059.80 = 551,840.40/x
  3. Step 3: Cross multiply
    652,150.80x = 977,059.80 × 551,840.40
  4. Step 4: Simplify right side
    652,150.80x = 539,181,070,855.92
  5. Step 5: Solve for x
    x = 539,181,070,855.92/652,150.80
  6. Step 6: Final answer
    x = 826,773.61

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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.