Home / 702,123.20-968,927.91-379,833.23

Finding the Fourth Proportional to 702,123.20, 968,927.91 and 379,833.23

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Solution

The fourth proportional to 702,123.20, 968,927.91 and 379,833.23 is: 524,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,123.20 : 968,927.91 = 379,833.23 : x
  2. Step 2: Convert to fraction form
    702,123.20/968,927.91 = 379,833.23/x
  3. Step 3: Cross multiply
    702,123.20x = 968,927.91 × 379,833.23
  4. Step 4: Simplify right side
    702,123.20x = 368,031,017,692.45
  5. Step 5: Solve for x
    x = 368,031,017,692.45/702,123.20
  6. Step 6: Final answer
    x = 524,168.72

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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.