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Finding the Fourth Proportional to 471,037.84, 706,561.04 and 134,078.36

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Solution

The fourth proportional to 471,037.84, 706,561.04 and 134,078.36 is: 201,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,037.84 : 706,561.04 = 134,078.36 : x
  2. Step 2: Convert to fraction form
    471,037.84/706,561.04 = 134,078.36/x
  3. Step 3: Cross multiply
    471,037.84x = 706,561.04 × 134,078.36
  4. Step 4: Simplify right side
    471,037.84x = 94,734,547,681.45
  5. Step 5: Solve for x
    x = 94,734,547,681.45/471,037.84
  6. Step 6: Final answer
    x = 201,118.76

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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.