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Finding the Fourth Proportional to 410,341.60, 566,365.86 and 240,630.40

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Solution

The fourth proportional to 410,341.60, 566,365.86 and 240,630.40 is: 332,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,341.60 : 566,365.86 = 240,630.40 : x
  2. Step 2: Convert to fraction form
    410,341.60/566,365.86 = 240,630.40/x
  3. Step 3: Cross multiply
    410,341.60x = 566,365.86 × 240,630.40
  4. Step 4: Simplify right side
    410,341.60x = 136,284,843,438.14
  5. Step 5: Solve for x
    x = 136,284,843,438.14/410,341.60
  6. Step 6: Final answer
    x = 332,125.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.