Home / 689,246.22-951,019.27-402,710.95

Finding the Fourth Proportional to 689,246.22, 951,019.27 and 402,710.95

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Solution

The fourth proportional to 689,246.22, 951,019.27 and 402,710.95 is: 555,659.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,246.22 : 951,019.27 = 402,710.95 : x
  2. Step 2: Convert to fraction form
    689,246.22/951,019.27 = 402,710.95/x
  3. Step 3: Cross multiply
    689,246.22x = 951,019.27 × 402,710.95
  4. Step 4: Simplify right side
    689,246.22x = 382,985,873,690.01
  5. Step 5: Solve for x
    x = 382,985,873,690.01/689,246.22
  6. Step 6: Final answer
    x = 555,659.01

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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.