Home / 772,500.20-1,158,750.30-772,500.20

Finding the Fourth Proportional to 772,500.20, 1,158,750.30 and 772,500.20

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Solution

The fourth proportional to 772,500.20, 1,158,750.30 and 772,500.20 is: 1,158,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,500.20 : 1,158,750.30 = 772,500.20 : x
  2. Step 2: Convert to fraction form
    772,500.20/1,158,750.30 = 772,500.20/x
  3. Step 3: Cross multiply
    772,500.20x = 1,158,750.30 × 772,500.20
  4. Step 4: Simplify right side
    772,500.20x = 895,134,838,500.06
  5. Step 5: Solve for x
    x = 895,134,838,500.06/772,500.20
  6. Step 6: Final answer
    x = 1,158,750.30

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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.