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Finding the Fourth Proportional to 522,230.34, 720,677.07 and 295,875.30

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Solution

The fourth proportional to 522,230.34, 720,677.07 and 295,875.30 is: 408,307.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,230.34 : 720,677.07 = 295,875.30 : x
  2. Step 2: Convert to fraction form
    522,230.34/720,677.07 = 295,875.30/x
  3. Step 3: Cross multiply
    522,230.34x = 720,677.07 × 295,875.30
  4. Step 4: Simplify right side
    522,230.34x = 213,230,544,289.37
  5. Step 5: Solve for x
    x = 213,230,544,289.37/522,230.34
  6. Step 6: Final answer
    x = 408,307.46

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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.