Home / 750,834.88-1,036,152.32-411,315.20

Finding the Fourth Proportional to 750,834.88, 1,036,152.32 and 411,315.20

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Solution

The fourth proportional to 750,834.88, 1,036,152.32 and 411,315.20 is: 567,615.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,834.88 : 1,036,152.32 = 411,315.20 : x
  2. Step 2: Convert to fraction form
    750,834.88/1,036,152.32 = 411,315.20/x
  3. Step 3: Cross multiply
    750,834.88x = 1,036,152.32 × 411,315.20
  4. Step 4: Simplify right side
    750,834.88x = 426,185,198,731.26
  5. Step 5: Solve for x
    x = 426,185,198,731.26/750,834.88
  6. Step 6: Final answer
    x = 567,615.08

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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.