Home / 865,729.08-1,194,703.62-483,756.24

Finding the Fourth Proportional to 865,729.08, 1,194,703.62 and 483,756.24

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Solution

The fourth proportional to 865,729.08, 1,194,703.62 and 483,756.24 is: 667,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,729.08 : 1,194,703.62 = 483,756.24 : x
  2. Step 2: Convert to fraction form
    865,729.08/1,194,703.62 = 483,756.24/x
  3. Step 3: Cross multiply
    865,729.08x = 1,194,703.62 × 483,756.24
  4. Step 4: Simplify right side
    865,729.08x = 577,945,331,125.59
  5. Step 5: Solve for x
    x = 577,945,331,125.59/865,729.08
  6. Step 6: Final answer
    x = 667,582.21

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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.