Home / 659,731.94-910,333.28-369,328.41

Finding the Fourth Proportional to 659,731.94, 910,333.28 and 369,328.41

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Solution

The fourth proportional to 659,731.94, 910,333.28 and 369,328.41 is: 509,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,731.94 : 910,333.28 = 369,328.41 : x
  2. Step 2: Convert to fraction form
    659,731.94/910,333.28 = 369,328.41/x
  3. Step 3: Cross multiply
    659,731.94x = 910,333.28 × 369,328.41
  4. Step 4: Simplify right side
    659,731.94x = 336,211,943,795.81
  5. Step 5: Solve for x
    x = 336,211,943,795.81/659,731.94
  6. Step 6: Final answer
    x = 509,619.02

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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.