Home / 1,097,451.20-1,645,399.20-498,699.20

Finding the Fourth Proportional to 1,097,451.20, 1,645,399.20 and 498,699.20

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Solution

The fourth proportional to 1,097,451.20, 1,645,399.20 and 498,699.20 is: 747,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,451.20 : 1,645,399.20 = 498,699.20 : x
  2. Step 2: Convert to fraction form
    1,097,451.20/1,645,399.20 = 498,699.20/x
  3. Step 3: Cross multiply
    1,097,451.20x = 1,645,399.20 × 498,699.20
  4. Step 4: Simplify right side
    1,097,451.20x = 820,559,264,720.64
  5. Step 5: Solve for x
    x = 820,559,264,720.64/1,097,451.20
  6. Step 6: Final answer
    x = 747,695.45

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Double scale
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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.