Home / 513,395.04-769,450.50-247,084.32

Finding the Fourth Proportional to 513,395.04, 769,450.50 and 247,084.32

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Solution

The fourth proportional to 513,395.04, 769,450.50 and 247,084.32 is: 370,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,395.04 : 769,450.50 = 247,084.32 : x
  2. Step 2: Convert to fraction form
    513,395.04/769,450.50 = 247,084.32/x
  3. Step 3: Cross multiply
    513,395.04x = 769,450.50 × 247,084.32
  4. Step 4: Simplify right side
    513,395.04x = 190,119,153,566.16
  5. Step 5: Solve for x
    x = 190,119,153,566.16/513,395.04
  6. Step 6: Final answer
    x = 370,317.47

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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.