Home / 739,996.24-1,021,198.02-400,464.52

Finding the Fourth Proportional to 739,996.24, 1,021,198.02 and 400,464.52

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Solution

The fourth proportional to 739,996.24, 1,021,198.02 and 400,464.52 is: 552,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,996.24 : 1,021,198.02 = 400,464.52 : x
  2. Step 2: Convert to fraction form
    739,996.24/1,021,198.02 = 400,464.52/x
  3. Step 3: Cross multiply
    739,996.24x = 1,021,198.02 × 400,464.52
  4. Step 4: Simplify right side
    739,996.24x = 408,953,574,904.25
  5. Step 5: Solve for x
    x = 408,953,574,904.25/739,996.24
  6. Step 6: Final answer
    x = 552,642.77

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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.