Home / 431,298.64-595,184.20-240,307.92

Finding the Fourth Proportional to 431,298.64, 595,184.20 and 240,307.92

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Solution

The fourth proportional to 431,298.64, 595,184.20 and 240,307.92 is: 331,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,298.64 : 595,184.20 = 240,307.92 : x
  2. Step 2: Convert to fraction form
    431,298.64/595,184.20 = 240,307.92/x
  3. Step 3: Cross multiply
    431,298.64x = 595,184.20 × 240,307.92
  4. Step 4: Simplify right side
    431,298.64x = 143,027,477,118.86
  5. Step 5: Solve for x
    x = 143,027,477,118.86/431,298.64
  6. Step 6: Final answer
    x = 331,620.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.