Home / 904,278.47-1,247,336.62-536,495.27

Finding the Fourth Proportional to 904,278.47, 1,247,336.62 and 536,495.27

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Solution

The fourth proportional to 904,278.47, 1,247,336.62 and 536,495.27 is: 740,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,278.47 : 1,247,336.62 = 536,495.27 : x
  2. Step 2: Convert to fraction form
    904,278.47/1,247,336.62 = 536,495.27/x
  3. Step 3: Cross multiply
    904,278.47x = 1,247,336.62 × 536,495.27
  4. Step 4: Simplify right side
    904,278.47x = 669,190,189,149.87
  5. Step 5: Solve for x
    x = 669,190,189,149.87/904,278.47
  6. Step 6: Final answer
    x = 740,026.68

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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.