Home / 652,414.40-977,455.20-533,441.60

Finding the Fourth Proportional to 652,414.40, 977,455.20 and 533,441.60

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Solution

The fourth proportional to 652,414.40, 977,455.20 and 533,441.60 is: 799,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,414.40 : 977,455.20 = 533,441.60 : x
  2. Step 2: Convert to fraction form
    652,414.40/977,455.20 = 533,441.60/x
  3. Step 3: Cross multiply
    652,414.40x = 977,455.20 × 533,441.60
  4. Step 4: Simplify right side
    652,414.40x = 521,415,265,816.32
  5. Step 5: Solve for x
    x = 521,415,265,816.32/652,414.40
  6. Step 6: Final answer
    x = 799,208.70

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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.