Home / 896,145.60-1,344,351.03-288,730.34

Finding the Fourth Proportional to 896,145.60, 1,344,351.03 and 288,730.34

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Solution

The fourth proportional to 896,145.60, 1,344,351.03 and 288,730.34 is: 433,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,145.60 : 1,344,351.03 = 288,730.34 : x
  2. Step 2: Convert to fraction form
    896,145.60/1,344,351.03 = 288,730.34/x
  3. Step 3: Cross multiply
    896,145.60x = 1,344,351.03 × 288,730.34
  4. Step 4: Simplify right side
    896,145.60x = 388,154,934,414.87
  5. Step 5: Solve for x
    x = 388,154,934,414.87/896,145.60
  6. Step 6: Final answer
    x = 433,138.25

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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.