Home / 914,574.48-1,262,121.64-506,685

Finding the Fourth Proportional to 914,574.48, 1,262,121.64 and 506,685

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Solution

The fourth proportional to 914,574.48, 1,262,121.64 and 506,685 is: 699,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,574.48 : 1,262,121.64 = 506,685 : x
  2. Step 2: Convert to fraction form
    914,574.48/1,262,121.64 = 506,685/x
  3. Step 3: Cross multiply
    914,574.48x = 1,262,121.64 × 506,685
  4. Step 4: Simplify right side
    914,574.48x = 639,498,103,163.40
  5. Step 5: Solve for x
    x = 639,498,103,163.40/914,574.48
  6. Step 6: Final answer
    x = 699,230.21

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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.