Home / 696,418.39-1,044,627.93-459,705.75

Finding the Fourth Proportional to 696,418.39, 1,044,627.93 and 459,705.75

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Solution

The fourth proportional to 696,418.39, 1,044,627.93 and 459,705.75 is: 689,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,418.39 : 1,044,627.93 = 459,705.75 : x
  2. Step 2: Convert to fraction form
    696,418.39/1,044,627.93 = 459,705.75/x
  3. Step 3: Cross multiply
    696,418.39x = 1,044,627.93 × 459,705.75
  4. Step 4: Simplify right side
    696,418.39x = 480,221,460,808.46
  5. Step 5: Solve for x
    x = 480,221,460,808.46/696,418.39
  6. Step 6: Final answer
    x = 689,558.85

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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.