Home / 909,066.70-1,363,600.05-403,432.30

Finding the Fourth Proportional to 909,066.70, 1,363,600.05 and 403,432.30

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Solution

The fourth proportional to 909,066.70, 1,363,600.05 and 403,432.30 is: 605,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,066.70 : 1,363,600.05 = 403,432.30 : x
  2. Step 2: Convert to fraction form
    909,066.70/1,363,600.05 = 403,432.30/x
  3. Step 3: Cross multiply
    909,066.70x = 1,363,600.05 × 403,432.30
  4. Step 4: Simplify right side
    909,066.70x = 550,120,304,451.62
  5. Step 5: Solve for x
    x = 550,120,304,451.62/909,066.70
  6. Step 6: Final answer
    x = 605,148.45

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Similar ratio
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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.