Home / 696,336.95-1,044,505.43-459,624.26

Finding the Fourth Proportional to 696,336.95, 1,044,505.43 and 459,624.26

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Solution

The fourth proportional to 696,336.95, 1,044,505.43 and 459,624.26 is: 689,436.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,336.95 : 1,044,505.43 = 459,624.26 : x
  2. Step 2: Convert to fraction form
    696,336.95/1,044,505.43 = 459,624.26/x
  3. Step 3: Cross multiply
    696,336.95x = 1,044,505.43 × 459,624.26
  4. Step 4: Simplify right side
    696,336.95x = 480,080,027,809.08
  5. Step 5: Solve for x
    x = 480,080,027,809.08/696,336.95
  6. Step 6: Final answer
    x = 689,436.39

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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.