Home / 691,537.80-1,037,057.32-292,209.52

Finding the Fourth Proportional to 691,537.80, 1,037,057.32 and 292,209.52

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Solution

The fourth proportional to 691,537.80, 1,037,057.32 and 292,209.52 is: 438,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,537.80 : 1,037,057.32 = 292,209.52 : x
  2. Step 2: Convert to fraction form
    691,537.80/1,037,057.32 = 292,209.52/x
  3. Step 3: Cross multiply
    691,537.80x = 1,037,057.32 × 292,209.52
  4. Step 4: Simplify right side
    691,537.80x = 303,038,020,228.64
  5. Step 5: Solve for x
    x = 303,038,020,228.64/691,537.80
  6. Step 6: Final answer
    x = 438,208.90

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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.