Home / 348,225.12-522,950.01-343,238.76

Finding the Fourth Proportional to 348,225.12, 522,950.01 and 343,238.76

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Solution

The fourth proportional to 348,225.12, 522,950.01 and 343,238.76 is: 515,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,225.12 : 522,950.01 = 343,238.76 : x
  2. Step 2: Convert to fraction form
    348,225.12/522,950.01 = 343,238.76/x
  3. Step 3: Cross multiply
    348,225.12x = 522,950.01 × 343,238.76
  4. Step 4: Simplify right side
    348,225.12x = 179,496,712,974.39
  5. Step 5: Solve for x
    x = 179,496,712,974.39/348,225.12
  6. Step 6: Final answer
    x = 515,461.70

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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.