Home / 772,960.84-1,159,288.67-260,575.27

Finding the Fourth Proportional to 772,960.84, 1,159,288.67 and 260,575.27

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Solution

The fourth proportional to 772,960.84, 1,159,288.67 and 260,575.27 is: 390,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,960.84 : 1,159,288.67 = 260,575.27 : x
  2. Step 2: Convert to fraction form
    772,960.84/1,159,288.67 = 260,575.27/x
  3. Step 3: Cross multiply
    772,960.84x = 1,159,288.67 × 260,575.27
  4. Step 4: Simplify right side
    772,960.84x = 302,081,955,946.41
  5. Step 5: Solve for x
    x = 302,081,955,946.41/772,960.84
  6. Step 6: Final answer
    x = 390,811.46

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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.