Home / 452,036.30-623,838.11-298,808.70

Finding the Fourth Proportional to 452,036.30, 623,838.11 and 298,808.70

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Solution

The fourth proportional to 452,036.30, 623,838.11 and 298,808.70 is: 412,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,036.30 : 623,838.11 = 298,808.70 : x
  2. Step 2: Convert to fraction form
    452,036.30/623,838.11 = 298,808.70/x
  3. Step 3: Cross multiply
    452,036.30x = 623,838.11 × 298,808.70
  4. Step 4: Simplify right side
    452,036.30x = 186,408,250,826.12
  5. Step 5: Solve for x
    x = 186,408,250,826.12/452,036.30
  6. Step 6: Final answer
    x = 412,374.52

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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.