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Finding the Fourth Proportional to 559,289.34, 838,816.56 and 180,244.17

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Solution

The fourth proportional to 559,289.34, 838,816.56 and 180,244.17 is: 270,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,289.34 : 838,816.56 = 180,244.17 : x
  2. Step 2: Convert to fraction form
    559,289.34/838,816.56 = 180,244.17/x
  3. Step 3: Cross multiply
    559,289.34x = 838,816.56 × 180,244.17
  4. Step 4: Simplify right side
    559,289.34x = 151,191,794,639.46
  5. Step 5: Solve for x
    x = 151,191,794,639.46/559,289.34
  6. Step 6: Final answer
    x = 270,328.40

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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.