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Finding the Fourth Proportional to 585,002.56, 807,584.22 and 370,246.72

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Solution

The fourth proportional to 585,002.56, 807,584.22 and 370,246.72 is: 511,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,002.56 : 807,584.22 = 370,246.72 : x
  2. Step 2: Convert to fraction form
    585,002.56/807,584.22 = 370,246.72/x
  3. Step 3: Cross multiply
    585,002.56x = 807,584.22 × 370,246.72
  4. Step 4: Simplify right side
    585,002.56x = 299,005,408,578.76
  5. Step 5: Solve for x
    x = 299,005,408,578.76/585,002.56
  6. Step 6: Final answer
    x = 511,118.12

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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.