Home / 696,354.21-1,044,531.32-459,641.53

Finding the Fourth Proportional to 696,354.21, 1,044,531.32 and 459,641.53

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Solution

The fourth proportional to 696,354.21, 1,044,531.32 and 459,641.53 is: 689,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,354.21 : 1,044,531.32 = 459,641.53 : x
  2. Step 2: Convert to fraction form
    696,354.21/1,044,531.32 = 459,641.53/x
  3. Step 3: Cross multiply
    696,354.21x = 1,044,531.32 × 459,641.53
  4. Step 4: Simplify right side
    696,354.21x = 480,109,973,065.18
  5. Step 5: Solve for x
    x = 480,109,973,065.18/696,354.21
  6. Step 6: Final answer
    x = 689,462.30

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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.