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Finding the Fourth Proportional to 965,158.82, 1,447,701.82 and 291,222.14

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Solution

The fourth proportional to 965,158.82, 1,447,701.82 and 291,222.14 is: 436,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,158.82 : 1,447,701.82 = 291,222.14 : x
  2. Step 2: Convert to fraction form
    965,158.82/1,447,701.82 = 291,222.14/x
  3. Step 3: Cross multiply
    965,158.82x = 1,447,701.82 × 291,222.14
  4. Step 4: Simplify right side
    965,158.82x = 421,602,826,449.61
  5. Step 5: Solve for x
    x = 421,602,826,449.61/965,158.82
  6. Step 6: Final answer
    x = 436,822.23

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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.