Home / 1,145,207.20-1,717,373.40-346,223.20

Finding the Fourth Proportional to 1,145,207.20, 1,717,373.40 and 346,223.20

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Solution

The fourth proportional to 1,145,207.20, 1,717,373.40 and 346,223.20 is: 519,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,207.20 : 1,717,373.40 = 346,223.20 : x
  2. Step 2: Convert to fraction form
    1,145,207.20/1,717,373.40 = 346,223.20/x
  3. Step 3: Cross multiply
    1,145,207.20x = 1,717,373.40 × 346,223.20
  4. Step 4: Simplify right side
    1,145,207.20x = 594,594,514,142.88
  5. Step 5: Solve for x
    x = 594,594,514,142.88/1,145,207.20
  6. Step 6: Final answer
    x = 519,202.56

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1.5x scale

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.