Home / 808,767.59-1,213,107.65-247,803.71

Finding the Fourth Proportional to 808,767.59, 1,213,107.65 and 247,803.71

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Solution

The fourth proportional to 808,767.59, 1,213,107.65 and 247,803.71 is: 371,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,767.59 : 1,213,107.65 = 247,803.71 : x
  2. Step 2: Convert to fraction form
    808,767.59/1,213,107.65 = 247,803.71/x
  3. Step 3: Cross multiply
    808,767.59x = 1,213,107.65 × 247,803.71
  4. Step 4: Simplify right side
    808,767.59x = 300,612,575,060.36
  5. Step 5: Solve for x
    x = 300,612,575,060.36/808,767.59
  6. Step 6: Final answer
    x = 371,692.16

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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.