Home / 398,233.02-595,945.80-248,543.40

Finding the Fourth Proportional to 398,233.02, 595,945.80 and 248,543.40

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Solution

The fourth proportional to 398,233.02, 595,945.80 and 248,543.40 is: 371,939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,233.02 : 595,945.80 = 248,543.40 : x
  2. Step 2: Convert to fraction form
    398,233.02/595,945.80 = 248,543.40/x
  3. Step 3: Cross multiply
    398,233.02x = 595,945.80 × 248,543.40
  4. Step 4: Simplify right side
    398,233.02x = 148,118,395,347.72
  5. Step 5: Solve for x
    x = 148,118,395,347.72/398,233.02
  6. Step 6: Final answer
    x = 371,939.01

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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.