Home / 940,036.78-1,297,113.87-537,551.02

Finding the Fourth Proportional to 940,036.78, 1,297,113.87 and 537,551.02

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Solution

The fourth proportional to 940,036.78, 1,297,113.87 and 537,551.02 is: 741,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,036.78 : 1,297,113.87 = 537,551.02 : x
  2. Step 2: Convert to fraction form
    940,036.78/1,297,113.87 = 537,551.02/x
  3. Step 3: Cross multiply
    940,036.78x = 1,297,113.87 × 537,551.02
  4. Step 4: Simplify right side
    940,036.78x = 697,264,878,732.96
  5. Step 5: Solve for x
    x = 697,264,878,732.96/940,036.78
  6. Step 6: Final answer
    x = 741,742.13

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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.