Home / 899,521.66-1,349,516.18-268,435.47

Finding the Fourth Proportional to 899,521.66, 1,349,516.18 and 268,435.47

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Solution

The fourth proportional to 899,521.66, 1,349,516.18 and 268,435.47 is: 402,722.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,521.66 : 1,349,516.18 = 268,435.47 : x
  2. Step 2: Convert to fraction form
    899,521.66/1,349,516.18 = 268,435.47/x
  3. Step 3: Cross multiply
    899,521.66x = 1,349,516.18 × 268,435.47
  4. Step 4: Simplify right side
    899,521.66x = 362,258,010,050.91
  5. Step 5: Solve for x
    x = 362,258,010,050.91/899,521.66
  6. Step 6: Final answer
    x = 402,722.94

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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.