Home / 923,731.20-1,385,308.80-362,937.60

Finding the Fourth Proportional to 923,731.20, 1,385,308.80 and 362,937.60

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Solution

The fourth proportional to 923,731.20, 1,385,308.80 and 362,937.60 is: 544,293.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,731.20 : 1,385,308.80 = 362,937.60 : x
  2. Step 2: Convert to fraction form
    923,731.20/1,385,308.80 = 362,937.60/x
  3. Step 3: Cross multiply
    923,731.20x = 1,385,308.80 × 362,937.60
  4. Step 4: Simplify right side
    923,731.20x = 502,780,651,130.88
  5. Step 5: Solve for x
    x = 502,780,651,130.88/923,731.20
  6. Step 6: Final answer
    x = 544,293.24

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1.5x scale

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.