Home / 696,358.71-1,044,538.08-459,646.02

Finding the Fourth Proportional to 696,358.71, 1,044,538.08 and 459,646.02

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Solution

The fourth proportional to 696,358.71, 1,044,538.08 and 459,646.02 is: 689,469.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,358.71 : 1,044,538.08 = 459,646.02 : x
  2. Step 2: Convert to fraction form
    696,358.71/1,044,538.08 = 459,646.02/x
  3. Step 3: Cross multiply
    696,358.71x = 1,044,538.08 × 459,646.02
  4. Step 4: Simplify right side
    696,358.71x = 480,117,771,210.44
  5. Step 5: Solve for x
    x = 480,117,771,210.44/696,358.71
  6. Step 6: Final answer
    x = 689,469.04

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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.