Home / 730,811.10-1,096,216.65-478,868.70

Finding the Fourth Proportional to 730,811.10, 1,096,216.65 and 478,868.70

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Solution

The fourth proportional to 730,811.10, 1,096,216.65 and 478,868.70 is: 718,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,811.10 : 1,096,216.65 = 478,868.70 : x
  2. Step 2: Convert to fraction form
    730,811.10/1,096,216.65 = 478,868.70/x
  3. Step 3: Cross multiply
    730,811.10x = 1,096,216.65 × 478,868.70
  4. Step 4: Simplify right side
    730,811.10x = 524,943,842,103.86
  5. Step 5: Solve for x
    x = 524,943,842,103.86/730,811.10
  6. Step 6: Final answer
    x = 718,303.05

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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.