Home / 708,234.58-1,061,578.72-348,652.90

Finding the Fourth Proportional to 708,234.58, 1,061,578.72 and 348,652.90

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Solution

The fourth proportional to 708,234.58, 1,061,578.72 and 348,652.90 is: 522,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,234.58 : 1,061,578.72 = 348,652.90 : x
  2. Step 2: Convert to fraction form
    708,234.58/1,061,578.72 = 348,652.90/x
  3. Step 3: Cross multiply
    708,234.58x = 1,061,578.72 × 348,652.90
  4. Step 4: Simplify right side
    708,234.58x = 370,122,495,780.71
  5. Step 5: Solve for x
    x = 370,122,495,780.71/708,234.58
  6. Step 6: Final answer
    x = 522,598.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.