Home / 747,563.06-1,031,770.77-445,776.50

Finding the Fourth Proportional to 747,563.06, 1,031,770.77 and 445,776.50

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Solution

The fourth proportional to 747,563.06, 1,031,770.77 and 445,776.50 is: 615,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,563.06 : 1,031,770.77 = 445,776.50 : x
  2. Step 2: Convert to fraction form
    747,563.06/1,031,770.77 = 445,776.50/x
  3. Step 3: Cross multiply
    747,563.06x = 1,031,770.77 × 445,776.50
  4. Step 4: Simplify right side
    747,563.06x = 459,939,162,652.91
  5. Step 5: Solve for x
    x = 459,939,162,652.91/747,563.06
  6. Step 6: Final answer
    x = 615,251.32

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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.