Home / 1,133,478.40-1,699,699.20-502,067.20

Finding the Fourth Proportional to 1,133,478.40, 1,699,699.20 and 502,067.20

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Solution

The fourth proportional to 1,133,478.40, 1,699,699.20 and 502,067.20 is: 752,871.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,478.40 : 1,699,699.20 = 502,067.20 : x
  2. Step 2: Convert to fraction form
    1,133,478.40/1,699,699.20 = 502,067.20/x
  3. Step 3: Cross multiply
    1,133,478.40x = 1,699,699.20 × 502,067.20
  4. Step 4: Simplify right side
    1,133,478.40x = 853,363,218,186.24
  5. Step 5: Solve for x
    x = 853,363,218,186.24/1,133,478.40
  6. Step 6: Final answer
    x = 752,871.18

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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.