Home / 711,869.04-1,067,808.02-291,144.92

Finding the Fourth Proportional to 711,869.04, 1,067,808.02 and 291,144.92

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Solution

The fourth proportional to 711,869.04, 1,067,808.02 and 291,144.92 is: 436,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,869.04 : 1,067,808.02 = 291,144.92 : x
  2. Step 2: Convert to fraction form
    711,869.04/1,067,808.02 = 291,144.92/x
  3. Step 3: Cross multiply
    711,869.04x = 1,067,808.02 × 291,144.92
  4. Step 4: Simplify right side
    711,869.04x = 310,886,873,763.49
  5. Step 5: Solve for x
    x = 310,886,873,763.49/711,869.04
  6. Step 6: Final answer
    x = 436,719.19

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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.