Home / 851,918.06-1,277,397.77-282,994.71

Finding the Fourth Proportional to 851,918.06, 1,277,397.77 and 282,994.71

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Solution

The fourth proportional to 851,918.06, 1,277,397.77 and 282,994.71 is: 424,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,918.06 : 1,277,397.77 = 282,994.71 : x
  2. Step 2: Convert to fraction form
    851,918.06/1,277,397.77 = 282,994.71/x
  3. Step 3: Cross multiply
    851,918.06x = 1,277,397.77 × 282,994.71
  4. Step 4: Simplify right side
    851,918.06x = 361,496,810,060.82
  5. Step 5: Solve for x
    x = 361,496,810,060.82/851,918.06
  6. Step 6: Final answer
    x = 424,332.84

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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.