Home / 599,895.20-899,661.02-315,432.46

Finding the Fourth Proportional to 599,895.20, 899,661.02 and 315,432.46

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Solution

The fourth proportional to 599,895.20, 899,661.02 and 315,432.46 is: 473,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,895.20 : 899,661.02 = 315,432.46 : x
  2. Step 2: Convert to fraction form
    599,895.20/899,661.02 = 315,432.46/x
  3. Step 3: Cross multiply
    599,895.20x = 899,661.02 × 315,432.46
  4. Step 4: Simplify right side
    599,895.20x = 283,782,288,704.71
  5. Step 5: Solve for x
    x = 283,782,288,704.71/599,895.20
  6. Step 6: Final answer
    x = 473,053.11

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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.