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Finding the Fourth Proportional to 344,114.52, 474,547.57 and 223,211.69

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Solution

The fourth proportional to 344,114.52, 474,547.57 and 223,211.69 is: 307,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,114.52 : 474,547.57 = 223,211.69 : x
  2. Step 2: Convert to fraction form
    344,114.52/474,547.57 = 223,211.69/x
  3. Step 3: Cross multiply
    344,114.52x = 474,547.57 × 223,211.69
  4. Step 4: Simplify right side
    344,114.52x = 105,924,565,085.09
  5. Step 5: Solve for x
    x = 105,924,565,085.09/344,114.52
  6. Step 6: Final answer
    x = 307,817.77

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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.