Home / 649,246.77-895,955.66-358,877.42

Finding the Fourth Proportional to 649,246.77, 895,955.66 and 358,877.42

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Solution

The fourth proportional to 649,246.77, 895,955.66 and 358,877.42 is: 495,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,246.77 : 895,955.66 = 358,877.42 : x
  2. Step 2: Convert to fraction form
    649,246.77/895,955.66 = 358,877.42/x
  3. Step 3: Cross multiply
    649,246.77x = 895,955.66 × 358,877.42
  4. Step 4: Simplify right side
    649,246.77x = 321,538,249,421.03
  5. Step 5: Solve for x
    x = 321,538,249,421.03/649,246.77
  6. Step 6: Final answer
    x = 495,248.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.