Home / 876,060.25-1,314,301.86-328,957.14

Finding the Fourth Proportional to 876,060.25, 1,314,301.86 and 328,957.14

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Solution

The fourth proportional to 876,060.25, 1,314,301.86 and 328,957.14 is: 493,515.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,060.25 : 1,314,301.86 = 328,957.14 : x
  2. Step 2: Convert to fraction form
    876,060.25/1,314,301.86 = 328,957.14/x
  3. Step 3: Cross multiply
    876,060.25x = 1,314,301.86 × 328,957.14
  4. Step 4: Simplify right side
    876,060.25x = 432,348,974,122.32
  5. Step 5: Solve for x
    x = 432,348,974,122.32/876,060.25
  6. Step 6: Final answer
    x = 493,515.12

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1.5x scale

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.