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Finding the Fourth Proportional to 578,002.28, 797,589.06 and 360,190.76

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Solution

The fourth proportional to 578,002.28, 797,589.06 and 360,190.76 is: 497,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,002.28 : 797,589.06 = 360,190.76 : x
  2. Step 2: Convert to fraction form
    578,002.28/797,589.06 = 360,190.76/x
  3. Step 3: Cross multiply
    578,002.28x = 797,589.06 × 360,190.76
  4. Step 4: Simplify right side
    578,002.28x = 287,284,209,689.09
  5. Step 5: Solve for x
    x = 287,284,209,689.09/578,002.28
  6. Step 6: Final answer
    x = 497,029.54

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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.