Home / 325,897.12-449,730.18-180,702.16

Finding the Fourth Proportional to 325,897.12, 449,730.18 and 180,702.16

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Solution

The fourth proportional to 325,897.12, 449,730.18 and 180,702.16 is: 249,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,897.12 : 449,730.18 = 180,702.16 : x
  2. Step 2: Convert to fraction form
    325,897.12/449,730.18 = 180,702.16/x
  3. Step 3: Cross multiply
    325,897.12x = 449,730.18 × 180,702.16
  4. Step 4: Simplify right side
    325,897.12x = 81,267,214,943.19
  5. Step 5: Solve for x
    x = 81,267,214,943.19/325,897.12
  6. Step 6: Final answer
    x = 249,364.63

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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.