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Finding the Fourth Proportional to 560,982.84, 841,474.26 and 140,258.72

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Solution

The fourth proportional to 560,982.84, 841,474.26 and 140,258.72 is: 210,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,982.84 : 841,474.26 = 140,258.72 : x
  2. Step 2: Convert to fraction form
    560,982.84/841,474.26 = 140,258.72/x
  3. Step 3: Cross multiply
    560,982.84x = 841,474.26 × 140,258.72
  4. Step 4: Simplify right side
    560,982.84x = 118,024,102,620.55
  5. Step 5: Solve for x
    x = 118,024,102,620.55/560,982.84
  6. Step 6: Final answer
    x = 210,388.08

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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.