Home / 801,431.04-1,202,380.80-358,095.36

Finding the Fourth Proportional to 801,431.04, 1,202,380.80 and 358,095.36

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Solution

The fourth proportional to 801,431.04, 1,202,380.80 and 358,095.36 is: 537,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,431.04 : 1,202,380.80 = 358,095.36 : x
  2. Step 2: Convert to fraction form
    801,431.04/1,202,380.80 = 358,095.36/x
  3. Step 3: Cross multiply
    801,431.04x = 1,202,380.80 × 358,095.36
  4. Step 4: Simplify right side
    801,431.04x = 430,566,985,433.09
  5. Step 5: Solve for x
    x = 430,566,985,433.09/801,431.04
  6. Step 6: Final answer
    x = 537,247.70

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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.