Home / 347,436.24-521,230.86-197,746.98

Finding the Fourth Proportional to 347,436.24, 521,230.86 and 197,746.98

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Solution

The fourth proportional to 347,436.24, 521,230.86 and 197,746.98 is: 296,664.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,436.24 : 521,230.86 = 197,746.98 : x
  2. Step 2: Convert to fraction form
    347,436.24/521,230.86 = 197,746.98/x
  3. Step 3: Cross multiply
    347,436.24x = 521,230.86 × 197,746.98
  4. Step 4: Simplify right side
    347,436.24x = 103,071,828,447.80
  5. Step 5: Solve for x
    x = 103,071,828,447.80/347,436.24
  6. Step 6: Final answer
    x = 296,664.01

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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.