Home / 842,209.32-1,162,304.10-474,777.12

Finding the Fourth Proportional to 842,209.32, 1,162,304.10 and 474,777.12

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Solution

The fourth proportional to 842,209.32, 1,162,304.10 and 474,777.12 is: 655,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,209.32 : 1,162,304.10 = 474,777.12 : x
  2. Step 2: Convert to fraction form
    842,209.32/1,162,304.10 = 474,777.12/x
  3. Step 3: Cross multiply
    842,209.32x = 1,162,304.10 × 474,777.12
  4. Step 4: Simplify right side
    842,209.32x = 551,835,393,162.19
  5. Step 5: Solve for x
    x = 551,835,393,162.19/842,209.32
  6. Step 6: Final answer
    x = 655,223.57

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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.