Home / 709,886.39-1,064,831.36-283,456.92

Finding the Fourth Proportional to 709,886.39, 1,064,831.36 and 283,456.92

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Solution

The fourth proportional to 709,886.39, 1,064,831.36 and 283,456.92 is: 425,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,886.39 : 1,064,831.36 = 283,456.92 : x
  2. Step 2: Convert to fraction form
    709,886.39/1,064,831.36 = 283,456.92/x
  3. Step 3: Cross multiply
    709,886.39x = 1,064,831.36 × 283,456.92
  4. Step 4: Simplify right side
    709,886.39x = 301,833,820,200.84
  5. Step 5: Solve for x
    x = 301,833,820,200.84/709,886.39
  6. Step 6: Final answer
    x = 425,186.10

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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.