Home / 533,948.90-736,703.54-304,422.50

Finding the Fourth Proportional to 533,948.90, 736,703.54 and 304,422.50

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Solution

The fourth proportional to 533,948.90, 736,703.54 and 304,422.50 is: 420,019.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,948.90 : 736,703.54 = 304,422.50 : x
  2. Step 2: Convert to fraction form
    533,948.90/736,703.54 = 304,422.50/x
  3. Step 3: Cross multiply
    533,948.90x = 736,703.54 × 304,422.50
  4. Step 4: Simplify right side
    533,948.90x = 224,269,134,866.88
  5. Step 5: Solve for x
    x = 224,269,134,866.88/533,948.90
  6. Step 6: Final answer
    x = 420,019.85

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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.