Home / 712,834.12-1,069,349.46-239,556.16

Finding the Fourth Proportional to 712,834.12, 1,069,349.46 and 239,556.16

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Solution

The fourth proportional to 712,834.12, 1,069,349.46 and 239,556.16 is: 359,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,834.12 : 1,069,349.46 = 239,556.16 : x
  2. Step 2: Convert to fraction form
    712,834.12/1,069,349.46 = 239,556.16/x
  3. Step 3: Cross multiply
    712,834.12x = 1,069,349.46 × 239,556.16
  4. Step 4: Simplify right side
    712,834.12x = 256,169,250,335.67
  5. Step 5: Solve for x
    x = 256,169,250,335.67/712,834.12
  6. Step 6: Final answer
    x = 359,367.27

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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.