Home / 648,232.30-971,109.15-348,613.30

Finding the Fourth Proportional to 648,232.30, 971,109.15 and 348,613.30

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Solution

The fourth proportional to 648,232.30, 971,109.15 and 348,613.30 is: 522,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,232.30 : 971,109.15 = 348,613.30 : x
  2. Step 2: Convert to fraction form
    648,232.30/971,109.15 = 348,613.30/x
  3. Step 3: Cross multiply
    648,232.30x = 971,109.15 × 348,613.30
  4. Step 4: Simplify right side
    648,232.30x = 338,541,565,441.70
  5. Step 5: Solve for x
    x = 338,541,565,441.70/648,232.30
  6. Step 6: Final answer
    x = 522,253.47

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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.