Home / 598,318.08-825,681.60-326,392.16

Finding the Fourth Proportional to 598,318.08, 825,681.60 and 326,392.16

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Solution

The fourth proportional to 598,318.08, 825,681.60 and 326,392.16 is: 450,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,318.08 : 825,681.60 = 326,392.16 : x
  2. Step 2: Convert to fraction form
    598,318.08/825,681.60 = 326,392.16/x
  3. Step 3: Cross multiply
    598,318.08x = 825,681.60 × 326,392.16
  4. Step 4: Simplify right side
    598,318.08x = 269,496,000,896.26
  5. Step 5: Solve for x
    x = 269,496,000,896.26/598,318.08
  6. Step 6: Final answer
    x = 450,422.63

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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.