Home / 887,266.10-1,330,510.35-354,610.10

Finding the Fourth Proportional to 887,266.10, 1,330,510.35 and 354,610.10

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Solution

The fourth proportional to 887,266.10, 1,330,510.35 and 354,610.10 is: 531,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,266.10 : 1,330,510.35 = 354,610.10 : x
  2. Step 2: Convert to fraction form
    887,266.10/1,330,510.35 = 354,610.10/x
  3. Step 3: Cross multiply
    887,266.10x = 1,330,510.35 × 354,610.10
  4. Step 4: Simplify right side
    887,266.10x = 471,812,408,264.54
  5. Step 5: Solve for x
    x = 471,812,408,264.54/887,266.10
  6. Step 6: Final answer
    x = 531,759.76

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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.