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Finding the Fourth Proportional to 650,686.80, 975,242.88 and 295,343.04

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Solution

The fourth proportional to 650,686.80, 975,242.88 and 295,343.04 is: 442,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,686.80 : 975,242.88 = 295,343.04 : x
  2. Step 2: Convert to fraction form
    650,686.80/975,242.88 = 295,343.04/x
  3. Step 3: Cross multiply
    650,686.80x = 975,242.88 × 295,343.04
  4. Step 4: Simplify right side
    650,686.80x = 288,031,196,917.56
  5. Step 5: Solve for x
    x = 288,031,196,917.56/650,686.80
  6. Step 6: Final answer
    x = 442,657.20

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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.