Home / 965,787.52-1,450,103.12-540,157.28

Finding the Fourth Proportional to 965,787.52, 1,450,103.12 and 540,157.28

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Solution

The fourth proportional to 965,787.52, 1,450,103.12 and 540,157.28 is: 811,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,787.52 : 1,450,103.12 = 540,157.28 : x
  2. Step 2: Convert to fraction form
    965,787.52/1,450,103.12 = 540,157.28/x
  3. Step 3: Cross multiply
    965,787.52x = 1,450,103.12 × 540,157.28
  4. Step 4: Simplify right side
    965,787.52x = 783,283,757,018.71
  5. Step 5: Solve for x
    x = 783,283,757,018.71/965,787.52
  6. Step 6: Final answer
    x = 811,031.14

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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.