Home / 560,089.47-772,983.42-342,425.87

Finding the Fourth Proportional to 560,089.47, 772,983.42 and 342,425.87

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Solution

The fourth proportional to 560,089.47, 772,983.42 and 342,425.87 is: 472,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,089.47 : 772,983.42 = 342,425.87 : x
  2. Step 2: Convert to fraction form
    560,089.47/772,983.42 = 342,425.87/x
  3. Step 3: Cross multiply
    560,089.47x = 772,983.42 × 342,425.87
  4. Step 4: Simplify right side
    560,089.47x = 264,689,520,089.08
  5. Step 5: Solve for x
    x = 264,689,520,089.08/560,089.47
  6. Step 6: Final answer
    x = 472,584.35

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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.