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Finding the Fourth Proportional to 483,973.10, 725,959.65 and 433,234.70

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Solution

The fourth proportional to 483,973.10, 725,959.65 and 433,234.70 is: 649,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,973.10 : 725,959.65 = 433,234.70 : x
  2. Step 2: Convert to fraction form
    483,973.10/725,959.65 = 433,234.70/x
  3. Step 3: Cross multiply
    483,973.10x = 725,959.65 × 433,234.70
  4. Step 4: Simplify right side
    483,973.10x = 314,510,911,179.86
  5. Step 5: Solve for x
    x = 314,510,911,179.86/483,973.10
  6. Step 6: Final answer
    x = 649,852.05

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Similar ratio
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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.