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Finding the Fourth Proportional to 589,381.72, 884,078.75 and 471,800.50

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Solution

The fourth proportional to 589,381.72, 884,078.75 and 471,800.50 is: 707,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,381.72 : 884,078.75 = 471,800.50 : x
  2. Step 2: Convert to fraction form
    589,381.72/884,078.75 = 471,800.50/x
  3. Step 3: Cross multiply
    589,381.72x = 884,078.75 × 471,800.50
  4. Step 4: Simplify right side
    589,381.72x = 417,108,795,258.68
  5. Step 5: Solve for x
    x = 417,108,795,258.68/589,381.72
  6. Step 6: Final answer
    x = 707,705.69

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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.