Home / 739,995.24-1,021,196.64-400,463.52

Finding the Fourth Proportional to 739,995.24, 1,021,196.64 and 400,463.52

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Solution

The fourth proportional to 739,995.24, 1,021,196.64 and 400,463.52 is: 552,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,995.24 : 1,021,196.64 = 400,463.52 : x
  2. Step 2: Convert to fraction form
    739,995.24/1,021,196.64 = 400,463.52/x
  3. Step 3: Cross multiply
    739,995.24x = 1,021,196.64 × 400,463.52
  4. Step 4: Simplify right side
    739,995.24x = 408,952,001,066.57
  5. Step 5: Solve for x
    x = 408,952,001,066.57/739,995.24
  6. Step 6: Final answer
    x = 552,641.39

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1.5x scale

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.