Home / 904,298.64-1,356,448.08-343,333.44

Finding the Fourth Proportional to 904,298.64, 1,356,448.08 and 343,333.44

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Solution

The fourth proportional to 904,298.64, 1,356,448.08 and 343,333.44 is: 515,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,298.64 : 1,356,448.08 = 343,333.44 : x
  2. Step 2: Convert to fraction form
    904,298.64/1,356,448.08 = 343,333.44/x
  3. Step 3: Cross multiply
    904,298.64x = 1,356,448.08 × 343,333.44
  4. Step 4: Simplify right side
    904,298.64x = 465,713,985,487.80
  5. Step 5: Solve for x
    x = 465,713,985,487.80/904,298.64
  6. Step 6: Final answer
    x = 515,000.21

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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.