Home / 776,107.95-1,164,162.24-349,145.06

Finding the Fourth Proportional to 776,107.95, 1,164,162.24 and 349,145.06

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Solution

The fourth proportional to 776,107.95, 1,164,162.24 and 349,145.06 is: 523,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,107.95 : 1,164,162.24 = 349,145.06 : x
  2. Step 2: Convert to fraction form
    776,107.95/1,164,162.24 = 349,145.06/x
  3. Step 3: Cross multiply
    776,107.95x = 1,164,162.24 × 349,145.06
  4. Step 4: Simplify right side
    776,107.95x = 406,461,495,134.53
  5. Step 5: Solve for x
    x = 406,461,495,134.53/776,107.95
  6. Step 6: Final answer
    x = 523,717.73

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Double scale
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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.