Home / 513,482.04-769,581.54-247,171.32

Finding the Fourth Proportional to 513,482.04, 769,581.54 and 247,171.32

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Solution

The fourth proportional to 513,482.04, 769,581.54 and 247,171.32 is: 370,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,482.04 : 769,581.54 = 247,171.32 : x
  2. Step 2: Convert to fraction form
    513,482.04/769,581.54 = 247,171.32/x
  3. Step 3: Cross multiply
    513,482.04x = 769,581.54 × 247,171.32
  4. Step 4: Simplify right side
    513,482.04x = 190,218,485,089.43
  5. Step 5: Solve for x
    x = 190,218,485,089.43/513,482.04
  6. Step 6: Final answer
    x = 370,448.18

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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.