Home / 316,541.45-436,826.02-180,575.14

Finding the Fourth Proportional to 316,541.45, 436,826.02 and 180,575.14

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Solution

The fourth proportional to 316,541.45, 436,826.02 and 180,575.14 is: 249,193.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,541.45 : 436,826.02 = 180,575.14 : x
  2. Step 2: Convert to fraction form
    316,541.45/436,826.02 = 180,575.14/x
  3. Step 3: Cross multiply
    316,541.45x = 436,826.02 × 180,575.14
  4. Step 4: Simplify right side
    316,541.45x = 78,879,916,630.14
  5. Step 5: Solve for x
    x = 78,879,916,630.14/316,541.45
  6. Step 6: Final answer
    x = 249,193.01

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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.