Home / 1,097,000.12-1,645,298.40-497,817.20

Finding the Fourth Proportional to 1,097,000.12, 1,645,298.40 and 497,817.20

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Solution

The fourth proportional to 1,097,000.12, 1,645,298.40 and 497,817.20 is: 746,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,000.12 : 1,645,298.40 = 497,817.20 : x
  2. Step 2: Convert to fraction form
    1,097,000.12/1,645,298.40 = 497,817.20/x
  3. Step 3: Cross multiply
    1,097,000.12x = 1,645,298.40 × 497,817.20
  4. Step 4: Simplify right side
    1,097,000.12x = 819,057,842,652.48
  5. Step 5: Solve for x
    x = 819,057,842,652.48/1,097,000.12
  6. Step 6: Final answer
    x = 746,634.23

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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.