Home / 522,028.20-781,292.70-364,564.20

Finding the Fourth Proportional to 522,028.20, 781,292.70 and 364,564.20

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Solution

The fourth proportional to 522,028.20, 781,292.70 and 364,564.20 is: 545,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,028.20 : 781,292.70 = 364,564.20 : x
  2. Step 2: Convert to fraction form
    522,028.20/781,292.70 = 364,564.20/x
  3. Step 3: Cross multiply
    522,028.20x = 781,292.70 × 364,564.20
  4. Step 4: Simplify right side
    522,028.20x = 284,831,348,141.34
  5. Step 5: Solve for x
    x = 284,831,348,141.34/522,028.20
  6. Step 6: Final answer
    x = 545,624.45

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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.