Home / 1,253,109.04-1,879,663.56-306,468.52

Finding the Fourth Proportional to 1,253,109.04, 1,879,663.56 and 306,468.52

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Solution

The fourth proportional to 1,253,109.04, 1,879,663.56 and 306,468.52 is: 459,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,109.04 : 1,879,663.56 = 306,468.52 : x
  2. Step 2: Convert to fraction form
    1,253,109.04/1,879,663.56 = 306,468.52/x
  3. Step 3: Cross multiply
    1,253,109.04x = 1,879,663.56 × 306,468.52
  4. Step 4: Simplify right side
    1,253,109.04x = 576,057,709,331.13
  5. Step 5: Solve for x
    x = 576,057,709,331.13/1,253,109.04
  6. Step 6: Final answer
    x = 459,702.78

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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.