Home / 884,400.48-1,220,476.77-502,448.22

Finding the Fourth Proportional to 884,400.48, 1,220,476.77 and 502,448.22

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Solution

The fourth proportional to 884,400.48, 1,220,476.77 and 502,448.22 is: 693,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,400.48 : 1,220,476.77 = 502,448.22 : x
  2. Step 2: Convert to fraction form
    884,400.48/1,220,476.77 = 502,448.22/x
  3. Step 3: Cross multiply
    884,400.48x = 1,220,476.77 × 502,448.22
  4. Step 4: Simplify right side
    884,400.48x = 613,226,380,637.85
  5. Step 5: Solve for x
    x = 613,226,380,637.85/884,400.48
  6. Step 6: Final answer
    x = 693,380.88

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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.