Home / 348,322.47-522,631.65-190,366.41

Finding the Fourth Proportional to 348,322.47, 522,631.65 and 190,366.41

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Solution

The fourth proportional to 348,322.47, 522,631.65 and 190,366.41 is: 285,630.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,322.47 : 522,631.65 = 190,366.41 : x
  2. Step 2: Convert to fraction form
    348,322.47/522,631.65 = 190,366.41/x
  3. Step 3: Cross multiply
    348,322.47x = 522,631.65 × 190,366.41
  4. Step 4: Simplify right side
    348,322.47x = 99,491,510,962.88
  5. Step 5: Solve for x
    x = 99,491,510,962.88/348,322.47
  6. Step 6: Final answer
    x = 285,630.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.