Home / 535,102.16-738,437.07-293,380.75

Finding the Fourth Proportional to 535,102.16, 738,437.07 and 293,380.75

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Solution

The fourth proportional to 535,102.16, 738,437.07 and 293,380.75 is: 404,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,102.16 : 738,437.07 = 293,380.75 : x
  2. Step 2: Convert to fraction form
    535,102.16/738,437.07 = 293,380.75/x
  3. Step 3: Cross multiply
    535,102.16x = 738,437.07 × 293,380.75
  4. Step 4: Simplify right side
    535,102.16x = 216,643,221,424.40
  5. Step 5: Solve for x
    x = 216,643,221,424.40/535,102.16
  6. Step 6: Final answer
    x = 404,863.29

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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.