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Finding the Fourth Proportional to 562,019.40, 842,817.51 and 182,840.94

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Solution

The fourth proportional to 562,019.40, 842,817.51 and 182,840.94 is: 274,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,019.40 : 842,817.51 = 182,840.94 : x
  2. Step 2: Convert to fraction form
    562,019.40/842,817.51 = 182,840.94/x
  3. Step 3: Cross multiply
    562,019.40x = 842,817.51 × 182,840.94
  4. Step 4: Simplify right side
    562,019.40x = 154,101,545,776.86
  5. Step 5: Solve for x
    x = 154,101,545,776.86/562,019.40
  6. Step 6: Final answer
    x = 274,192.57

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1.5x scale

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.