Home / 979,070.93-1,468,273.77-339,225.32

Finding the Fourth Proportional to 979,070.93, 1,468,273.77 and 339,225.32

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Solution

The fourth proportional to 979,070.93, 1,468,273.77 and 339,225.32 is: 508,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,070.93 : 1,468,273.77 = 339,225.32 : x
  2. Step 2: Convert to fraction form
    979,070.93/1,468,273.77 = 339,225.32/x
  3. Step 3: Cross multiply
    979,070.93x = 1,468,273.77 × 339,225.32
  4. Step 4: Simplify right side
    979,070.93x = 498,075,632,134.49
  5. Step 5: Solve for x
    x = 498,075,632,134.49/979,070.93
  6. Step 6: Final answer
    x = 508,722.73

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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.