Home / 465,971.52-643,037.40-264,767.52

Finding the Fourth Proportional to 465,971.52, 643,037.40 and 264,767.52

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Solution

The fourth proportional to 465,971.52, 643,037.40 and 264,767.52 is: 365,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,971.52 : 643,037.40 = 264,767.52 : x
  2. Step 2: Convert to fraction form
    465,971.52/643,037.40 = 264,767.52/x
  3. Step 3: Cross multiply
    465,971.52x = 643,037.40 × 264,767.52
  4. Step 4: Simplify right side
    465,971.52x = 170,255,417,665.25
  5. Step 5: Solve for x
    x = 170,255,417,665.25/465,971.52
  6. Step 6: Final answer
    x = 365,377.30

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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.