Home / 971,488.26-1,457,329.56-297,561.78

Finding the Fourth Proportional to 971,488.26, 1,457,329.56 and 297,561.78

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Solution

The fourth proportional to 971,488.26, 1,457,329.56 and 297,561.78 is: 446,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,488.26 : 1,457,329.56 = 297,561.78 : x
  2. Step 2: Convert to fraction form
    971,488.26/1,457,329.56 = 297,561.78/x
  3. Step 3: Cross multiply
    971,488.26x = 1,457,329.56 × 297,561.78
  4. Step 4: Simplify right side
    971,488.26x = 433,645,577,920.22
  5. Step 5: Solve for x
    x = 433,645,577,920.22/971,488.26
  6. Step 6: Final answer
    x = 446,372.43

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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.