Home / 1,005,974.93-1,508,962.81-247,831.15

Finding the Fourth Proportional to 1,005,974.93, 1,508,962.81 and 247,831.15

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Solution

The fourth proportional to 1,005,974.93, 1,508,962.81 and 247,831.15 is: 371,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,974.93 : 1,508,962.81 = 247,831.15 : x
  2. Step 2: Convert to fraction form
    1,005,974.93/1,508,962.81 = 247,831.15/x
  3. Step 3: Cross multiply
    1,005,974.93x = 1,508,962.81 × 247,831.15
  4. Step 4: Simplify right side
    1,005,974.93x = 373,967,988,509.53
  5. Step 5: Solve for x
    x = 373,967,988,509.53/1,005,974.93
  6. Step 6: Final answer
    x = 371,746.83

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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.