Home / 648,870.26-973,307.68-199,588.10

Finding the Fourth Proportional to 648,870.26, 973,307.68 and 199,588.10

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Solution

The fourth proportional to 648,870.26, 973,307.68 and 199,588.10 is: 299,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,870.26 : 973,307.68 = 199,588.10 : x
  2. Step 2: Convert to fraction form
    648,870.26/973,307.68 = 199,588.10/x
  3. Step 3: Cross multiply
    648,870.26x = 973,307.68 × 199,588.10
  4. Step 4: Simplify right side
    648,870.26x = 194,260,630,566.61
  5. Step 5: Solve for x
    x = 194,260,630,566.61/648,870.26
  6. Step 6: Final answer
    x = 299,382.85

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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.