Home / 979,099.98-1,468,317.26-339,254.40

Finding the Fourth Proportional to 979,099.98, 1,468,317.26 and 339,254.40

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Solution

The fourth proportional to 979,099.98, 1,468,317.26 and 339,254.40 is: 508,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,099.98 : 1,468,317.26 = 339,254.40 : x
  2. Step 2: Convert to fraction form
    979,099.98/1,468,317.26 = 339,254.40/x
  3. Step 3: Cross multiply
    979,099.98x = 1,468,317.26 × 339,254.40
  4. Step 4: Simplify right side
    979,099.98x = 498,133,091,050.94
  5. Step 5: Solve for x
    x = 498,133,091,050.94/979,099.98
  6. Step 6: Final answer
    x = 508,766.32

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Double scale
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1.5x scale

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.