Home / 706,066.95-1,058,479.54-279,902.13

Finding the Fourth Proportional to 706,066.95, 1,058,479.54 and 279,902.13

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Solution

The fourth proportional to 706,066.95, 1,058,479.54 and 279,902.13 is: 419,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,066.95 : 1,058,479.54 = 279,902.13 : x
  2. Step 2: Convert to fraction form
    706,066.95/1,058,479.54 = 279,902.13/x
  3. Step 3: Cross multiply
    706,066.95x = 1,058,479.54 × 279,902.13
  4. Step 4: Simplify right side
    706,066.95x = 296,270,671,115.51
  5. Step 5: Solve for x
    x = 296,270,671,115.51/706,066.95
  6. Step 6: Final answer
    x = 419,607.05

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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.