Home / 912,710.22-1,369,067.64-372,966.48

Finding the Fourth Proportional to 912,710.22, 1,369,067.64 and 372,966.48

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Solution

The fourth proportional to 912,710.22, 1,369,067.64 and 372,966.48 is: 559,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,710.22 : 1,369,067.64 = 372,966.48 : x
  2. Step 2: Convert to fraction form
    912,710.22/1,369,067.64 = 372,966.48/x
  3. Step 3: Cross multiply
    912,710.22x = 1,369,067.64 × 372,966.48
  4. Step 4: Simplify right side
    912,710.22x = 510,616,338,572.71
  5. Step 5: Solve for x
    x = 510,616,338,572.71/912,710.22
  6. Step 6: Final answer
    x = 559,450.66

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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.