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Finding the Fourth Proportional to 664,274.70, 999,036.45 and 596,040.30

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Solution

The fourth proportional to 664,274.70, 999,036.45 and 596,040.30 is: 896,415.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,274.70 : 999,036.45 = 596,040.30 : x
  2. Step 2: Convert to fraction form
    664,274.70/999,036.45 = 596,040.30/x
  3. Step 3: Cross multiply
    664,274.70x = 999,036.45 × 596,040.30
  4. Step 4: Simplify right side
    664,274.70x = 595,465,985,368.94
  5. Step 5: Solve for x
    x = 595,465,985,368.94/664,274.70
  6. Step 6: Final answer
    x = 896,415.27

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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.