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Finding the Fourth Proportional to 604,694.46, 834,512.82 and 346,614.36

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Solution

The fourth proportional to 604,694.46, 834,512.82 and 346,614.36 is: 478,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,694.46 : 834,512.82 = 346,614.36 : x
  2. Step 2: Convert to fraction form
    604,694.46/834,512.82 = 346,614.36/x
  3. Step 3: Cross multiply
    604,694.46x = 834,512.82 × 346,614.36
  4. Step 4: Simplify right side
    604,694.46x = 289,254,127,016.10
  5. Step 5: Solve for x
    x = 289,254,127,016.10/604,694.46
  6. Step 6: Final answer
    x = 478,347.57

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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.