Home / 777,950.28-1,166,821.74-217,041.48

Finding the Fourth Proportional to 777,950.28, 1,166,821.74 and 217,041.48

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Solution

The fourth proportional to 777,950.28, 1,166,821.74 and 217,041.48 is: 325,533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,950.28 : 1,166,821.74 = 217,041.48 : x
  2. Step 2: Convert to fraction form
    777,950.28/1,166,821.74 = 217,041.48/x
  3. Step 3: Cross multiply
    777,950.28x = 1,166,821.74 × 217,041.48
  4. Step 4: Simplify right side
    777,950.28x = 253,248,717,345.78
  5. Step 5: Solve for x
    x = 253,248,717,345.78/777,950.28
  6. Step 6: Final answer
    x = 325,533.29

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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.