Home / 529,284.12-730,527.57-325,510.35

Finding the Fourth Proportional to 529,284.12, 730,527.57 and 325,510.35

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Solution

The fourth proportional to 529,284.12, 730,527.57 and 325,510.35 is: 449,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,284.12 : 730,527.57 = 325,510.35 : x
  2. Step 2: Convert to fraction form
    529,284.12/730,527.57 = 325,510.35/x
  3. Step 3: Cross multiply
    529,284.12x = 730,527.57 × 325,510.35
  4. Step 4: Simplify right side
    529,284.12x = 237,794,284,995.35
  5. Step 5: Solve for x
    x = 237,794,284,995.35/529,284.12
  6. Step 6: Final answer
    x = 449,275.31

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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.