Home / 904,015.06-1,247,458.32-536,428.84

Finding the Fourth Proportional to 904,015.06, 1,247,458.32 and 536,428.84

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Solution

The fourth proportional to 904,015.06, 1,247,458.32 and 536,428.84 is: 740,222.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,015.06 : 1,247,458.32 = 536,428.84 : x
  2. Step 2: Convert to fraction form
    904,015.06/1,247,458.32 = 536,428.84/x
  3. Step 3: Cross multiply
    904,015.06x = 1,247,458.32 × 536,428.84
  4. Step 4: Simplify right side
    904,015.06x = 669,172,619,545.95
  5. Step 5: Solve for x
    x = 669,172,619,545.95/904,015.06
  6. Step 6: Final answer
    x = 740,222.87

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1.5x scale

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.