Home / 710,515.20-1,065,772.80-598,540.80

Finding the Fourth Proportional to 710,515.20, 1,065,772.80 and 598,540.80

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Solution

The fourth proportional to 710,515.20, 1,065,772.80 and 598,540.80 is: 897,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,515.20 : 1,065,772.80 = 598,540.80 : x
  2. Step 2: Convert to fraction form
    710,515.20/1,065,772.80 = 598,540.80/x
  3. Step 3: Cross multiply
    710,515.20x = 1,065,772.80 × 598,540.80
  4. Step 4: Simplify right side
    710,515.20x = 637,908,504,330.24
  5. Step 5: Solve for x
    x = 637,908,504,330.24/710,515.20
  6. Step 6: Final answer
    x = 897,811.20

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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.