Home / 326,345.14-489,658.04-176,692.38

Finding the Fourth Proportional to 326,345.14, 489,658.04 and 176,692.38

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Solution

The fourth proportional to 326,345.14, 489,658.04 and 176,692.38 is: 265,114.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,345.14 : 489,658.04 = 176,692.38 : x
  2. Step 2: Convert to fraction form
    326,345.14/489,658.04 = 176,692.38/x
  3. Step 3: Cross multiply
    326,345.14x = 489,658.04 × 176,692.38
  4. Step 4: Simplify right side
    326,345.14x = 86,518,844,473.74
  5. Step 5: Solve for x
    x = 86,518,844,473.74/326,345.14
  6. Step 6: Final answer
    x = 265,114.55

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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.