Home / 754,923.50-1,041,801.72-415,399.04

Finding the Fourth Proportional to 754,923.50, 1,041,801.72 and 415,399.04

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Solution

The fourth proportional to 754,923.50, 1,041,801.72 and 415,399.04 is: 573,254.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,923.50 : 1,041,801.72 = 415,399.04 : x
  2. Step 2: Convert to fraction form
    754,923.50/1,041,801.72 = 415,399.04/x
  3. Step 3: Cross multiply
    754,923.50x = 1,041,801.72 × 415,399.04
  4. Step 4: Simplify right side
    754,923.50x = 432,763,434,358.35
  5. Step 5: Solve for x
    x = 432,763,434,358.35/754,923.50
  6. Step 6: Final answer
    x = 573,254.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.