Home / 902,423.30-1,353,658.59-262,701.18

Finding the Fourth Proportional to 902,423.30, 1,353,658.59 and 262,701.18

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Solution

The fourth proportional to 902,423.30, 1,353,658.59 and 262,701.18 is: 394,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,423.30 : 1,353,658.59 = 262,701.18 : x
  2. Step 2: Convert to fraction form
    902,423.30/1,353,658.59 = 262,701.18/x
  3. Step 3: Cross multiply
    902,423.30x = 1,353,658.59 × 262,701.18
  4. Step 4: Simplify right side
    902,423.30x = 355,607,708,910.14
  5. Step 5: Solve for x
    x = 355,607,708,910.14/902,423.30
  6. Step 6: Final answer
    x = 394,058.65

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Double scale
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Similar ratio
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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.