Home / 971,109.80-1,456,878.10-297,243.08

Finding the Fourth Proportional to 971,109.80, 1,456,878.10 and 297,243.08

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Solution

The fourth proportional to 971,109.80, 1,456,878.10 and 297,243.08 is: 445,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,109.80 : 1,456,878.10 = 297,243.08 : x
  2. Step 2: Convert to fraction form
    971,109.80/1,456,878.10 = 297,243.08/x
  3. Step 3: Cross multiply
    971,109.80x = 1,456,878.10 × 297,243.08
  4. Step 4: Simplify right side
    971,109.80x = 433,046,933,628.55
  5. Step 5: Solve for x
    x = 433,046,933,628.55/971,109.80
  6. Step 6: Final answer
    x = 445,929.94

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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.