Home / 248,935.20-373,402.80-239,258.40

Finding the Fourth Proportional to 248,935.20, 373,402.80 and 239,258.40

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Solution

The fourth proportional to 248,935.20, 373,402.80 and 239,258.40 is: 358,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,935.20 : 373,402.80 = 239,258.40 : x
  2. Step 2: Convert to fraction form
    248,935.20/373,402.80 = 239,258.40/x
  3. Step 3: Cross multiply
    248,935.20x = 373,402.80 × 239,258.40
  4. Step 4: Simplify right side
    248,935.20x = 89,339,756,483.52
  5. Step 5: Solve for x
    x = 89,339,756,483.52/248,935.20
  6. Step 6: Final answer
    x = 358,887.60

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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.