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Finding the Fourth Proportional to 448,562.16, 671,750.24 and 296,666.70

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Solution

The fourth proportional to 448,562.16, 671,750.24 and 296,666.70 is: 444,277.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,562.16 : 671,750.24 = 296,666.70 : x
  2. Step 2: Convert to fraction form
    448,562.16/671,750.24 = 296,666.70/x
  3. Step 3: Cross multiply
    448,562.16x = 671,750.24 × 296,666.70
  4. Step 4: Simplify right side
    448,562.16x = 199,285,925,441.68
  5. Step 5: Solve for x
    x = 199,285,925,441.68/448,562.16
  6. Step 6: Final answer
    x = 444,277.17

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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.