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Finding the Fourth Proportional to 613,070.82, 846,029.61 and 344,798.82

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Solution

The fourth proportional to 613,070.82, 846,029.61 and 344,798.82 is: 475,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,070.82 : 846,029.61 = 344,798.82 : x
  2. Step 2: Convert to fraction form
    613,070.82/846,029.61 = 344,798.82/x
  3. Step 3: Cross multiply
    613,070.82x = 846,029.61 × 344,798.82
  4. Step 4: Simplify right side
    613,070.82x = 291,710,011,213.06
  5. Step 5: Solve for x
    x = 291,710,011,213.06/613,070.82
  6. Step 6: Final answer
    x = 475,817.80

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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.