Home / 409,637.10-614,455.65-173,246.70

Finding the Fourth Proportional to 409,637.10, 614,455.65 and 173,246.70

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Solution

The fourth proportional to 409,637.10, 614,455.65 and 173,246.70 is: 259,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,637.10 : 614,455.65 = 173,246.70 : x
  2. Step 2: Convert to fraction form
    409,637.10/614,455.65 = 173,246.70/x
  3. Step 3: Cross multiply
    409,637.10x = 614,455.65 × 173,246.70
  4. Step 4: Simplify right side
    409,637.10x = 106,452,413,658.86
  5. Step 5: Solve for x
    x = 106,452,413,658.86/409,637.10
  6. Step 6: Final answer
    x = 259,870.05

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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.