Home / 696,415.89-1,044,624.18-459,703.25

Finding the Fourth Proportional to 696,415.89, 1,044,624.18 and 459,703.25

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Solution

The fourth proportional to 696,415.89, 1,044,624.18 and 459,703.25 is: 689,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,415.89 : 1,044,624.18 = 459,703.25 : x
  2. Step 2: Convert to fraction form
    696,415.89/1,044,624.18 = 459,703.25/x
  3. Step 3: Cross multiply
    696,415.89x = 1,044,624.18 × 459,703.25
  4. Step 4: Simplify right side
    696,415.89x = 480,217,125,351.46
  5. Step 5: Solve for x
    x = 480,217,125,351.46/696,415.89
  6. Step 6: Final answer
    x = 689,555.10

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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.