Home / 935,911.89-1,403,966.25-304,874.91

Finding the Fourth Proportional to 935,911.89, 1,403,966.25 and 304,874.91

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Solution

The fourth proportional to 935,911.89, 1,403,966.25 and 304,874.91 is: 457,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,911.89 : 1,403,966.25 = 304,874.91 : x
  2. Step 2: Convert to fraction form
    935,911.89/1,403,966.25 = 304,874.91/x
  3. Step 3: Cross multiply
    935,911.89x = 1,403,966.25 × 304,874.91
  4. Step 4: Simplify right side
    935,911.89x = 428,034,084,111.79
  5. Step 5: Solve for x
    x = 428,034,084,111.79/935,911.89
  6. Step 6: Final answer
    x = 457,344.42

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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.