Home / 1,145,320.20-1,717,542.90-346,336.20

Finding the Fourth Proportional to 1,145,320.20, 1,717,542.90 and 346,336.20

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Solution

The fourth proportional to 1,145,320.20, 1,717,542.90 and 346,336.20 is: 519,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,320.20 : 1,717,542.90 = 346,336.20 : x
  2. Step 2: Convert to fraction form
    1,145,320.20/1,717,542.90 = 346,336.20/x
  3. Step 3: Cross multiply
    1,145,320.20x = 1,717,542.90 × 346,336.20
  4. Step 4: Simplify right side
    1,145,320.20x = 594,847,281,322.98
  5. Step 5: Solve for x
    x = 594,847,281,322.98/1,145,320.20
  6. Step 6: Final answer
    x = 519,372.03

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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.