Home / 1,103,030.85-1,654,641.57-304,312.40

Finding the Fourth Proportional to 1,103,030.85, 1,654,641.57 and 304,312.40

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Solution

The fourth proportional to 1,103,030.85, 1,654,641.57 and 304,312.40 is: 456,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,030.85 : 1,654,641.57 = 304,312.40 : x
  2. Step 2: Convert to fraction form
    1,103,030.85/1,654,641.57 = 304,312.40/x
  3. Step 3: Cross multiply
    1,103,030.85x = 1,654,641.57 × 304,312.40
  4. Step 4: Simplify right side
    1,103,030.85x = 503,527,940,174.43
  5. Step 5: Solve for x
    x = 503,527,940,174.43/1,103,030.85
  6. Step 6: Final answer
    x = 456,494.88

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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.