Home / 971,946.20-1,458,356.70-341,312.60

Finding the Fourth Proportional to 971,946.20, 1,458,356.70 and 341,312.60

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Solution

The fourth proportional to 971,946.20, 1,458,356.70 and 341,312.60 is: 512,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,946.20 : 1,458,356.70 = 341,312.60 : x
  2. Step 2: Convert to fraction form
    971,946.20/1,458,356.70 = 341,312.60/x
  3. Step 3: Cross multiply
    971,946.20x = 1,458,356.70 × 341,312.60
  4. Step 4: Simplify right side
    971,946.20x = 497,755,517,004.42
  5. Step 5: Solve for x
    x = 497,755,517,004.42/971,946.20
  6. Step 6: Final answer
    x = 512,122.50

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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.