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Finding the Fourth Proportional to 612,033.67, 844,359.84 and 369,895.87

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Solution

The fourth proportional to 612,033.67, 844,359.84 and 369,895.87 is: 510,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,033.67 : 844,359.84 = 369,895.87 : x
  2. Step 2: Convert to fraction form
    612,033.67/844,359.84 = 369,895.87/x
  3. Step 3: Cross multiply
    612,033.67x = 844,359.84 × 369,895.87
  4. Step 4: Simplify right side
    612,033.67x = 312,325,216,886.07
  5. Step 5: Solve for x
    x = 312,325,216,886.07/612,033.67
  6. Step 6: Final answer
    x = 510,307.25

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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.