Home / 348,056.28-522,317.70-223,484.76

Finding the Fourth Proportional to 348,056.28, 522,317.70 and 223,484.76

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Solution

The fourth proportional to 348,056.28, 522,317.70 and 223,484.76 is: 335,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,056.28 : 522,317.70 = 223,484.76 : x
  2. Step 2: Convert to fraction form
    348,056.28/522,317.70 = 223,484.76/x
  3. Step 3: Cross multiply
    348,056.28x = 522,317.70 × 223,484.76
  4. Step 4: Simplify right side
    348,056.28x = 116,730,045,828.25
  5. Step 5: Solve for x
    x = 116,730,045,828.25/348,056.28
  6. Step 6: Final answer
    x = 335,376.93

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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.