Home / 771,002.40-1,155,337.20-652,029.60

Finding the Fourth Proportional to 771,002.40, 1,155,337.20 and 652,029.60

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Solution

The fourth proportional to 771,002.40, 1,155,337.20 and 652,029.60 is: 977,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,002.40 : 1,155,337.20 = 652,029.60 : x
  2. Step 2: Convert to fraction form
    771,002.40/1,155,337.20 = 652,029.60/x
  3. Step 3: Cross multiply
    771,002.40x = 1,155,337.20 × 652,029.60
  4. Step 4: Simplify right side
    771,002.40x = 753,314,052,381.12
  5. Step 5: Solve for x
    x = 753,314,052,381.12/771,002.40
  6. Step 6: Final answer
    x = 977,057.99

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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.