Home / 948,788.92-1,309,306.26-519,072.58

Finding the Fourth Proportional to 948,788.92, 1,309,306.26 and 519,072.58

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Solution

The fourth proportional to 948,788.92, 1,309,306.26 and 519,072.58 is: 716,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,788.92 : 1,309,306.26 = 519,072.58 : x
  2. Step 2: Convert to fraction form
    948,788.92/1,309,306.26 = 519,072.58/x
  3. Step 3: Cross multiply
    948,788.92x = 1,309,306.26 × 519,072.58
  4. Step 4: Simplify right side
    948,788.92x = 679,624,979,051.72
  5. Step 5: Solve for x
    x = 679,624,979,051.72/948,788.92
  6. Step 6: Final answer
    x = 716,307.88

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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.