Home / 808,839.60-1,116,297.52-464,674.90

Finding the Fourth Proportional to 808,839.60, 1,116,297.52 and 464,674.90

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Solution

The fourth proportional to 808,839.60, 1,116,297.52 and 464,674.90 is: 641,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,839.60 : 1,116,297.52 = 464,674.90 : x
  2. Step 2: Convert to fraction form
    808,839.60/1,116,297.52 = 464,674.90/x
  3. Step 3: Cross multiply
    808,839.60x = 1,116,297.52 × 464,674.90
  4. Step 4: Simplify right side
    808,839.60x = 518,715,436,152.87
  5. Step 5: Solve for x
    x = 518,715,436,152.87/808,839.60
  6. Step 6: Final answer
    x = 641,308.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.