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Finding the Fourth Proportional to 496,000.90, 744,030.15 and 141,040.90

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Solution

The fourth proportional to 496,000.90, 744,030.15 and 141,040.90 is: 211,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,000.90 : 744,030.15 = 141,040.90 : x
  2. Step 2: Convert to fraction form
    496,000.90/744,030.15 = 141,040.90/x
  3. Step 3: Cross multiply
    496,000.90x = 744,030.15 × 141,040.90
  4. Step 4: Simplify right side
    496,000.90x = 104,938,681,983.14
  5. Step 5: Solve for x
    x = 104,938,681,983.14/496,000.90
  6. Step 6: Final answer
    x = 211,569.54

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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.