Home / 899,897.22-1,241,934.96-512,831.03

Finding the Fourth Proportional to 899,897.22, 1,241,934.96 and 512,831.03

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Solution

The fourth proportional to 899,897.22, 1,241,934.96 and 512,831.03 is: 707,750.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,897.22 : 1,241,934.96 = 512,831.03 : x
  2. Step 2: Convert to fraction form
    899,897.22/1,241,934.96 = 512,831.03/x
  3. Step 3: Cross multiply
    899,897.22x = 1,241,934.96 × 512,831.03
  4. Step 4: Simplify right side
    899,897.22x = 636,902,778,520.13
  5. Step 5: Solve for x
    x = 636,902,778,520.13/899,897.22
  6. Step 6: Final answer
    x = 707,750.58

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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.