Home / 248,875.20-373,312.80-239,198.40

Finding the Fourth Proportional to 248,875.20, 373,312.80 and 239,198.40

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Solution

The fourth proportional to 248,875.20, 373,312.80 and 239,198.40 is: 358,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,875.20 : 373,312.80 = 239,198.40 : x
  2. Step 2: Convert to fraction form
    248,875.20/373,312.80 = 239,198.40/x
  3. Step 3: Cross multiply
    248,875.20x = 373,312.80 × 239,198.40
  4. Step 4: Simplify right side
    248,875.20x = 89,295,824,459.52
  5. Step 5: Solve for x
    x = 89,295,824,459.52/248,875.20
  6. Step 6: Final answer
    x = 358,797.60

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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.