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Finding the Fourth Proportional to 713,610.10, 984,827.46 and 471,467.89

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Solution

The fourth proportional to 713,610.10, 984,827.46 and 471,467.89 is: 650,655.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,610.10 : 984,827.46 = 471,467.89 : x
  2. Step 2: Convert to fraction form
    713,610.10/984,827.46 = 471,467.89/x
  3. Step 3: Cross multiply
    713,610.10x = 984,827.46 × 471,467.89
  4. Step 4: Simplify right side
    713,610.10x = 464,314,524,580.26
  5. Step 5: Solve for x
    x = 464,314,524,580.26/713,610.10
  6. Step 6: Final answer
    x = 650,655.76

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1.5x scale

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.