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Finding the Fourth Proportional to 557,358.53, 835,823.86 and 237,307.49

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Solution

The fourth proportional to 557,358.53, 835,823.86 and 237,307.49 is: 355,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,358.53 : 835,823.86 = 237,307.49 : x
  2. Step 2: Convert to fraction form
    557,358.53/835,823.86 = 237,307.49/x
  3. Step 3: Cross multiply
    557,358.53x = 835,823.86 × 237,307.49
  4. Step 4: Simplify right side
    557,358.53x = 198,347,256,933.06
  5. Step 5: Solve for x
    x = 198,347,256,933.06/557,358.53
  6. Step 6: Final answer
    x = 355,870.14

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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.