Home / 379,290.16-569,049.40-113,050.65

Finding the Fourth Proportional to 379,290.16, 569,049.40 and 113,050.65

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Solution

The fourth proportional to 379,290.16, 569,049.40 and 113,050.65 is: 169,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,290.16 : 569,049.40 = 113,050.65 : x
  2. Step 2: Convert to fraction form
    379,290.16/569,049.40 = 113,050.65/x
  3. Step 3: Cross multiply
    379,290.16x = 569,049.40 × 113,050.65
  4. Step 4: Simplify right side
    379,290.16x = 64,331,406,827.36
  5. Step 5: Solve for x
    x = 64,331,406,827.36/379,290.16
  6. Step 6: Final answer
    x = 169,610.01

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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.