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Finding the Fourth Proportional to 570,982.40, 856,225.92 and 304,684.64

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Solution

The fourth proportional to 570,982.40, 856,225.92 and 304,684.64 is: 456,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,982.40 : 856,225.92 = 304,684.64 : x
  2. Step 2: Convert to fraction form
    570,982.40/856,225.92 = 304,684.64/x
  3. Step 3: Cross multiply
    570,982.40x = 856,225.92 × 304,684.64
  4. Step 4: Simplify right side
    570,982.40x = 260,878,886,193.87
  5. Step 5: Solve for x
    x = 260,878,886,193.87/570,982.40
  6. Step 6: Final answer
    x = 456,894.79

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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.