Home / 1,009,726.97-1,514,146.67-378,197.91

Finding the Fourth Proportional to 1,009,726.97, 1,514,146.67 and 378,197.91

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Solution

The fourth proportional to 1,009,726.97, 1,514,146.67 and 378,197.91 is: 567,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,726.97 : 1,514,146.67 = 378,197.91 : x
  2. Step 2: Convert to fraction form
    1,009,726.97/1,514,146.67 = 378,197.91/x
  3. Step 3: Cross multiply
    1,009,726.97x = 1,514,146.67 × 378,197.91
  4. Step 4: Simplify right side
    1,009,726.97x = 572,647,105,554.71
  5. Step 5: Solve for x
    x = 572,647,105,554.71/1,009,726.97
  6. Step 6: Final answer
    x = 567,130.65

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1.5x scale

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.