Home / 938,991.12-1,408,627.02-340,092.12

Finding the Fourth Proportional to 938,991.12, 1,408,627.02 and 340,092.12

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Solution

The fourth proportional to 938,991.12, 1,408,627.02 and 340,092.12 is: 510,189.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,991.12 : 1,408,627.02 = 340,092.12 : x
  2. Step 2: Convert to fraction form
    938,991.12/1,408,627.02 = 340,092.12/x
  3. Step 3: Cross multiply
    938,991.12x = 1,408,627.02 × 340,092.12
  4. Step 4: Simplify right side
    938,991.12x = 479,062,949,521.08
  5. Step 5: Solve for x
    x = 479,062,949,521.08/938,991.12
  6. Step 6: Final answer
    x = 510,189.01

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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.