Home / 771,532.95-1,066,747.16-675,764.85

Finding the Fourth Proportional to 771,532.95, 1,066,747.16 and 675,764.85

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Solution

The fourth proportional to 771,532.95, 1,066,747.16 and 675,764.85 is: 934,334.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,532.95 : 1,066,747.16 = 675,764.85 : x
  2. Step 2: Convert to fraction form
    771,532.95/1,066,747.16 = 675,764.85/x
  3. Step 3: Cross multiply
    771,532.95x = 1,066,747.16 × 675,764.85
  4. Step 4: Simplify right side
    771,532.95x = 720,870,231,186.50
  5. Step 5: Solve for x
    x = 720,870,231,186.50/771,532.95
  6. Step 6: Final answer
    x = 934,334.99

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1.5x scale

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.