Home / 1,007,238.78-1,510,344.81-494,937.95

Finding the Fourth Proportional to 1,007,238.78, 1,510,344.81 and 494,937.95

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Solution

The fourth proportional to 1,007,238.78, 1,510,344.81 and 494,937.95 is: 742,154.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,238.78 : 1,510,344.81 = 494,937.95 : x
  2. Step 2: Convert to fraction form
    1,007,238.78/1,510,344.81 = 494,937.95/x
  3. Step 3: Cross multiply
    1,007,238.78x = 1,510,344.81 × 494,937.95
  4. Step 4: Simplify right side
    1,007,238.78x = 747,526,956,502.82
  5. Step 5: Solve for x
    x = 747,526,956,502.82/1,007,238.78
  6. Step 6: Final answer
    x = 742,154.66

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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.