Home / 694,424.48-958,333.02-407,942.06

Finding the Fourth Proportional to 694,424.48, 958,333.02 and 407,942.06

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Solution

The fourth proportional to 694,424.48, 958,333.02 and 407,942.06 is: 562,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,424.48 : 958,333.02 = 407,942.06 : x
  2. Step 2: Convert to fraction form
    694,424.48/958,333.02 = 407,942.06/x
  3. Step 3: Cross multiply
    694,424.48x = 958,333.02 × 407,942.06
  4. Step 4: Simplify right side
    694,424.48x = 390,944,346,344.82
  5. Step 5: Solve for x
    x = 390,944,346,344.82/694,424.48
  6. Step 6: Final answer
    x = 562,976.04

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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.