Home / 346,829.50-478,624.71-187,853.50

Finding the Fourth Proportional to 346,829.50, 478,624.71 and 187,853.50

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Solution

The fourth proportional to 346,829.50, 478,624.71 and 187,853.50 is: 259,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,829.50 : 478,624.71 = 187,853.50 : x
  2. Step 2: Convert to fraction form
    346,829.50/478,624.71 = 187,853.50/x
  3. Step 3: Cross multiply
    346,829.50x = 478,624.71 × 187,853.50
  4. Step 4: Simplify right side
    346,829.50x = 89,911,326,959.99
  5. Step 5: Solve for x
    x = 89,911,326,959.99/346,829.50
  6. Step 6: Final answer
    x = 259,237.83

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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.