Home / 497,140.20-745,831.80-230,844.60

Finding the Fourth Proportional to 497,140.20, 745,831.80 and 230,844.60

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Solution

The fourth proportional to 497,140.20, 745,831.80 and 230,844.60 is: 346,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,140.20 : 745,831.80 = 230,844.60 : x
  2. Step 2: Convert to fraction form
    497,140.20/745,831.80 = 230,844.60/x
  3. Step 3: Cross multiply
    497,140.20x = 745,831.80 × 230,844.60
  4. Step 4: Simplify right side
    497,140.20x = 172,171,243,538.28
  5. Step 5: Solve for x
    x = 172,171,243,538.28/497,140.20
  6. Step 6: Final answer
    x = 346,323.32

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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.