Home / 476,812.20-714,853.80-240,324.60

Finding the Fourth Proportional to 476,812.20, 714,853.80 and 240,324.60

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Solution

The fourth proportional to 476,812.20, 714,853.80 and 240,324.60 is: 360,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,812.20 : 714,853.80 = 240,324.60 : x
  2. Step 2: Convert to fraction form
    476,812.20/714,853.80 = 240,324.60/x
  3. Step 3: Cross multiply
    476,812.20x = 714,853.80 × 240,324.60
  4. Step 4: Simplify right side
    476,812.20x = 171,796,953,543.48
  5. Step 5: Solve for x
    x = 171,796,953,543.48/476,812.20
  6. Step 6: Final answer
    x = 360,303.18

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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.