Home / 630,223.07-945,377.69-180,909.39

Finding the Fourth Proportional to 630,223.07, 945,377.69 and 180,909.39

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Solution

The fourth proportional to 630,223.07, 945,377.69 and 180,909.39 is: 271,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,223.07 : 945,377.69 = 180,909.39 : x
  2. Step 2: Convert to fraction form
    630,223.07/945,377.69 = 180,909.39/x
  3. Step 3: Cross multiply
    630,223.07x = 945,377.69 × 180,909.39
  4. Step 4: Simplify right side
    630,223.07x = 171,027,700,312.96
  5. Step 5: Solve for x
    x = 171,027,700,312.96/630,223.07
  6. Step 6: Final answer
    x = 271,376.45

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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.