Home / 794,474.18-1,191,336.69-288,678.50

Finding the Fourth Proportional to 794,474.18, 1,191,336.69 and 288,678.50

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Solution

The fourth proportional to 794,474.18, 1,191,336.69 and 288,678.50 is: 432,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,474.18 : 1,191,336.69 = 288,678.50 : x
  2. Step 2: Convert to fraction form
    794,474.18/1,191,336.69 = 288,678.50/x
  3. Step 3: Cross multiply
    794,474.18x = 1,191,336.69 × 288,678.50
  4. Step 4: Simplify right side
    794,474.18x = 343,913,288,664.17
  5. Step 5: Solve for x
    x = 343,913,288,664.17/794,474.18
  6. Step 6: Final answer
    x = 432,881.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.