Home / 456,948.24-630,658.22-284,894.12

Finding the Fourth Proportional to 456,948.24, 630,658.22 and 284,894.12

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Solution

The fourth proportional to 456,948.24, 630,658.22 and 284,894.12 is: 393,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,948.24 : 630,658.22 = 284,894.12 : x
  2. Step 2: Convert to fraction form
    456,948.24/630,658.22 = 284,894.12/x
  3. Step 3: Cross multiply
    456,948.24x = 630,658.22 × 284,894.12
  4. Step 4: Simplify right side
    456,948.24x = 179,670,814,029.91
  5. Step 5: Solve for x
    x = 179,670,814,029.91/456,948.24
  6. Step 6: Final answer
    x = 393,197.30

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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.