Home / 948,443.91-1,308,886.66-540,607.29

Finding the Fourth Proportional to 948,443.91, 1,308,886.66 and 540,607.29

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Solution

The fourth proportional to 948,443.91, 1,308,886.66 and 540,607.29 is: 746,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,443.91 : 1,308,886.66 = 540,607.29 : x
  2. Step 2: Convert to fraction form
    948,443.91/1,308,886.66 = 540,607.29/x
  3. Step 3: Cross multiply
    948,443.91x = 1,308,886.66 × 540,607.29
  4. Step 4: Simplify right side
    948,443.91x = 707,593,670,179.75
  5. Step 5: Solve for x
    x = 707,593,670,179.75/948,443.91
  6. Step 6: Final answer
    x = 746,057.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.