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Finding the Fourth Proportional to 369,010.98, 509,041.17 and 232,995.78

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Solution

The fourth proportional to 369,010.98, 509,041.17 and 232,995.78 is: 321,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,010.98 : 509,041.17 = 232,995.78 : x
  2. Step 2: Convert to fraction form
    369,010.98/509,041.17 = 232,995.78/x
  3. Step 3: Cross multiply
    369,010.98x = 509,041.17 × 232,995.78
  4. Step 4: Simplify right side
    369,010.98x = 118,604,444,456.26
  5. Step 5: Solve for x
    x = 118,604,444,456.26/369,010.98
  6. Step 6: Final answer
    x = 321,411.69

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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.