Home / 971,916.57-1,341,078.75-563,924.88

Finding the Fourth Proportional to 971,916.57, 1,341,078.75 and 563,924.88

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Solution

The fourth proportional to 971,916.57, 1,341,078.75 and 563,924.88 is: 778,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,916.57 : 1,341,078.75 = 563,924.88 : x
  2. Step 2: Convert to fraction form
    971,916.57/1,341,078.75 = 563,924.88/x
  3. Step 3: Cross multiply
    971,916.57x = 1,341,078.75 × 563,924.88
  4. Step 4: Simplify right side
    971,916.57x = 756,267,673,164.30
  5. Step 5: Solve for x
    x = 756,267,673,164.30/971,916.57
  6. Step 6: Final answer
    x = 778,119.95

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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.