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Finding the Fourth Proportional to 966,803.40, 1,448,477.10 and 467,065.80

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Solution

The fourth proportional to 966,803.40, 1,448,477.10 and 467,065.80 is: 699,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,803.40 : 1,448,477.10 = 467,065.80 : x
  2. Step 2: Convert to fraction form
    966,803.40/1,448,477.10 = 467,065.80/x
  3. Step 3: Cross multiply
    966,803.40x = 1,448,477.10 × 467,065.80
  4. Step 4: Simplify right side
    966,803.40x = 676,534,115,493.18
  5. Step 5: Solve for x
    x = 676,534,115,493.18/966,803.40
  6. Step 6: Final answer
    x = 699,763.90

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Double scale
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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.