Home / 946,003.12-1,305,312.42-558,881.57

Finding the Fourth Proportional to 946,003.12, 1,305,312.42 and 558,881.57

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Solution

The fourth proportional to 946,003.12, 1,305,312.42 and 558,881.57 is: 771,155.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,003.12 : 1,305,312.42 = 558,881.57 : x
  2. Step 2: Convert to fraction form
    946,003.12/1,305,312.42 = 558,881.57/x
  3. Step 3: Cross multiply
    946,003.12x = 1,305,312.42 × 558,881.57
  4. Step 4: Simplify right side
    946,003.12x = 729,515,057,875.11
  5. Step 5: Solve for x
    x = 729,515,057,875.11/946,003.12
  6. Step 6: Final answer
    x = 771,155.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.