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Finding the Fourth Proportional to 466,937.20, 700,405.80 and 407,888.20

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Solution

The fourth proportional to 466,937.20, 700,405.80 and 407,888.20 is: 611,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,937.20 : 700,405.80 = 407,888.20 : x
  2. Step 2: Convert to fraction form
    466,937.20/700,405.80 = 407,888.20/x
  3. Step 3: Cross multiply
    466,937.20x = 700,405.80 × 407,888.20
  4. Step 4: Simplify right side
    466,937.20x = 285,687,261,031.56
  5. Step 5: Solve for x
    x = 285,687,261,031.56/466,937.20
  6. Step 6: Final answer
    x = 611,832.30

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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.