Home / 265,817.64-397,031.96-240,478.24

Finding the Fourth Proportional to 265,817.64, 397,031.96 and 240,478.24

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Solution

The fourth proportional to 265,817.64, 397,031.96 and 240,478.24 is: 359,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,817.64 : 397,031.96 = 240,478.24 : x
  2. Step 2: Convert to fraction form
    265,817.64/397,031.96 = 240,478.24/x
  3. Step 3: Cross multiply
    265,817.64x = 397,031.96 × 240,478.24
  4. Step 4: Simplify right side
    265,817.64x = 95,477,546,964.55
  5. Step 5: Solve for x
    x = 95,477,546,964.55/265,817.64
  6. Step 6: Final answer
    x = 359,184.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.