Home / 971,370.60-1,456,364.70-372,100.20

Finding the Fourth Proportional to 971,370.60, 1,456,364.70 and 372,100.20

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Solution

The fourth proportional to 971,370.60, 1,456,364.70 and 372,100.20 is: 557,885.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,370.60 : 1,456,364.70 = 372,100.20 : x
  2. Step 2: Convert to fraction form
    971,370.60/1,456,364.70 = 372,100.20/x
  3. Step 3: Cross multiply
    971,370.60x = 1,456,364.70 × 372,100.20
  4. Step 4: Simplify right side
    971,370.60x = 541,913,596,142.94
  5. Step 5: Solve for x
    x = 541,913,596,142.94/971,370.60
  6. Step 6: Final answer
    x = 557,885.52

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1.5x scale

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.