Home / 768,957.30-1,060,981.20-446,473.08

Finding the Fourth Proportional to 768,957.30, 1,060,981.20 and 446,473.08

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Solution

The fourth proportional to 768,957.30, 1,060,981.20 and 446,473.08 is: 616,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,957.30 : 1,060,981.20 = 446,473.08 : x
  2. Step 2: Convert to fraction form
    768,957.30/1,060,981.20 = 446,473.08/x
  3. Step 3: Cross multiply
    768,957.30x = 1,060,981.20 × 446,473.08
  4. Step 4: Simplify right side
    768,957.30x = 473,699,544,186.10
  5. Step 5: Solve for x
    x = 473,699,544,186.10/768,957.30
  6. Step 6: Final answer
    x = 616,028.41

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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.