Home / 1,160,390.44-1,740,549.18-318,934.92

Finding the Fourth Proportional to 1,160,390.44, 1,740,549.18 and 318,934.92

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Solution

The fourth proportional to 1,160,390.44, 1,740,549.18 and 318,934.92 is: 478,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,390.44 : 1,740,549.18 = 318,934.92 : x
  2. Step 2: Convert to fraction form
    1,160,390.44/1,740,549.18 = 318,934.92/x
  3. Step 3: Cross multiply
    1,160,390.44x = 1,740,549.18 × 318,934.92
  4. Step 4: Simplify right side
    1,160,390.44x = 555,121,913,479.37
  5. Step 5: Solve for x
    x = 555,121,913,479.37/1,160,390.44
  6. Step 6: Final answer
    x = 478,392.35

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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.