Home / 572,350.40-857,359.20-292,025.60

Finding the Fourth Proportional to 572,350.40, 857,359.20 and 292,025.60

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Solution

The fourth proportional to 572,350.40, 857,359.20 and 292,025.60 is: 437,443.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,350.40 : 857,359.20 = 292,025.60 : x
  2. Step 2: Convert to fraction form
    572,350.40/857,359.20 = 292,025.60/x
  3. Step 3: Cross multiply
    572,350.40x = 857,359.20 × 292,025.60
  4. Step 4: Simplify right side
    572,350.40x = 250,370,834,795.52
  5. Step 5: Solve for x
    x = 250,370,834,795.52/572,350.40
  6. Step 6: Final answer
    x = 437,443.28

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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.