Home / 302,630.40-417,613.95-173,562.18

Finding the Fourth Proportional to 302,630.40, 417,613.95 and 173,562.18

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Solution

The fourth proportional to 302,630.40, 417,613.95 and 173,562.18 is: 239,506.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,630.40 : 417,613.95 = 173,562.18 : x
  2. Step 2: Convert to fraction form
    302,630.40/417,613.95 = 173,562.18/x
  3. Step 3: Cross multiply
    302,630.40x = 417,613.95 × 173,562.18
  4. Step 4: Simplify right side
    302,630.40x = 72,481,987,560.41
  5. Step 5: Solve for x
    x = 72,481,987,560.41/302,630.40
  6. Step 6: Final answer
    x = 239,506.63

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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.