Home / 1,034,077.08-1,551,135.06-324,089.40

Finding the Fourth Proportional to 1,034,077.08, 1,551,135.06 and 324,089.40

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Solution

The fourth proportional to 1,034,077.08, 1,551,135.06 and 324,089.40 is: 486,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,077.08 : 1,551,135.06 = 324,089.40 : x
  2. Step 2: Convert to fraction form
    1,034,077.08/1,551,135.06 = 324,089.40/x
  3. Step 3: Cross multiply
    1,034,077.08x = 1,551,135.06 × 324,089.40
  4. Step 4: Simplify right side
    1,034,077.08x = 502,706,430,914.36
  5. Step 5: Solve for x
    x = 502,706,430,914.36/1,034,077.08
  6. Step 6: Final answer
    x = 486,140.19

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Double scale
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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.