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Finding the Fourth Proportional to 410,177.20, 572,848.40 and 410,177.20

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Solution

The fourth proportional to 410,177.20, 572,848.40 and 410,177.20 is: 572,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,177.20 : 572,848.40 = 410,177.20 : x
  2. Step 2: Convert to fraction form
    410,177.20/572,848.40 = 410,177.20/x
  3. Step 3: Cross multiply
    410,177.20x = 572,848.40 × 410,177.20
  4. Step 4: Simplify right side
    410,177.20x = 234,969,352,736.48
  5. Step 5: Solve for x
    x = 234,969,352,736.48/410,177.20
  6. Step 6: Final answer
    x = 572,848.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.