Home / 923,969.52-1,385,937.87-474,426.20

Finding the Fourth Proportional to 923,969.52, 1,385,937.87 and 474,426.20

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Solution

The fourth proportional to 923,969.52, 1,385,937.87 and 474,426.20 is: 711,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,969.52 : 1,385,937.87 = 474,426.20 : x
  2. Step 2: Convert to fraction form
    923,969.52/1,385,937.87 = 474,426.20/x
  3. Step 3: Cross multiply
    923,969.52x = 1,385,937.87 × 474,426.20
  4. Step 4: Simplify right side
    923,969.52x = 657,525,230,170.51
  5. Step 5: Solve for x
    x = 657,525,230,170.51/923,969.52
  6. Step 6: Final answer
    x = 711,630.87

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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.