Home / 867,235.36-1,300,853.04-571,678.24

Finding the Fourth Proportional to 867,235.36, 1,300,853.04 and 571,678.24

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Solution

The fourth proportional to 867,235.36, 1,300,853.04 and 571,678.24 is: 857,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,235.36 : 1,300,853.04 = 571,678.24 : x
  2. Step 2: Convert to fraction form
    867,235.36/1,300,853.04 = 571,678.24/x
  3. Step 3: Cross multiply
    867,235.36x = 1,300,853.04 × 571,678.24
  4. Step 4: Simplify right side
    867,235.36x = 743,669,376,405.85
  5. Step 5: Solve for x
    x = 743,669,376,405.85/867,235.36
  6. Step 6: Final answer
    x = 857,517.36

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Similar ratio
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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.