Home / 704,097.75-1,056,278.09-319,873.58

Finding the Fourth Proportional to 704,097.75, 1,056,278.09 and 319,873.58

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Solution

The fourth proportional to 704,097.75, 1,056,278.09 and 319,873.58 is: 479,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,097.75 : 1,056,278.09 = 319,873.58 : x
  2. Step 2: Convert to fraction form
    704,097.75/1,056,278.09 = 319,873.58/x
  3. Step 3: Cross multiply
    704,097.75x = 1,056,278.09 × 319,873.58
  4. Step 4: Simplify right side
    704,097.75x = 337,875,454,123.86
  5. Step 5: Solve for x
    x = 337,875,454,123.86/704,097.75
  6. Step 6: Final answer
    x = 479,870.09

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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.