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Finding the Fourth Proportional to 504,242.77, 695,855.12 and 274,800.10

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Solution

The fourth proportional to 504,242.77, 695,855.12 and 274,800.10 is: 379,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,242.77 : 695,855.12 = 274,800.10 : x
  2. Step 2: Convert to fraction form
    504,242.77/695,855.12 = 274,800.10/x
  3. Step 3: Cross multiply
    504,242.77x = 695,855.12 × 274,800.10
  4. Step 4: Simplify right side
    504,242.77x = 191,221,058,988.15
  5. Step 5: Solve for x
    x = 191,221,058,988.15/504,242.77
  6. Step 6: Final answer
    x = 379,224.20

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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.