Home / 884,362.80-1,220,271.26-497,126.69

Finding the Fourth Proportional to 884,362.80, 1,220,271.26 and 497,126.69

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Solution

The fourth proportional to 884,362.80, 1,220,271.26 and 497,126.69 is: 685,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,362.80 : 1,220,271.26 = 497,126.69 : x
  2. Step 2: Convert to fraction form
    884,362.80/1,220,271.26 = 497,126.69/x
  3. Step 3: Cross multiply
    884,362.80x = 1,220,271.26 × 497,126.69
  4. Step 4: Simplify right side
    884,362.80x = 606,629,412,385.93
  5. Step 5: Solve for x
    x = 606,629,412,385.93/884,362.80
  6. Step 6: Final answer
    x = 685,950.85

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Double scale
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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.