Home / 676,034.21-932,927.48-370,130.42

Finding the Fourth Proportional to 676,034.21, 932,927.48 and 370,130.42

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Solution

The fourth proportional to 676,034.21, 932,927.48 and 370,130.42 is: 510,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,034.21 : 932,927.48 = 370,130.42 : x
  2. Step 2: Convert to fraction form
    676,034.21/932,927.48 = 370,130.42/x
  3. Step 3: Cross multiply
    676,034.21x = 932,927.48 × 370,130.42
  4. Step 4: Simplify right side
    676,034.21x = 345,304,840,001.94
  5. Step 5: Solve for x
    x = 345,304,840,001.94/676,034.21
  6. Step 6: Final answer
    x = 510,780.13

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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.