Home / 885,502.66-1,221,989.61-483,094.66

Finding the Fourth Proportional to 885,502.66, 1,221,989.61 and 483,094.66

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Solution

The fourth proportional to 885,502.66, 1,221,989.61 and 483,094.66 is: 666,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,502.66 : 1,221,989.61 = 483,094.66 : x
  2. Step 2: Convert to fraction form
    885,502.66/1,221,989.61 = 483,094.66/x
  3. Step 3: Cross multiply
    885,502.66x = 1,221,989.61 × 483,094.66
  4. Step 4: Simplify right side
    885,502.66x = 590,336,655,166.48
  5. Step 5: Solve for x
    x = 590,336,655,166.48/885,502.66
  6. Step 6: Final answer
    x = 666,668.42

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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.