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Finding the Fourth Proportional to 504,119.80, 756,254.40 and 162,448.72

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Solution

The fourth proportional to 504,119.80, 756,254.40 and 162,448.72 is: 243,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,119.80 : 756,254.40 = 162,448.72 : x
  2. Step 2: Convert to fraction form
    504,119.80/756,254.40 = 162,448.72/x
  3. Step 3: Cross multiply
    504,119.80x = 756,254.40 × 162,448.72
  4. Step 4: Simplify right side
    504,119.80x = 122,852,559,274.37
  5. Step 5: Solve for x
    x = 122,852,559,274.37/504,119.80
  6. Step 6: Final answer
    x = 243,697.15

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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.