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Finding the Fourth Proportional to 573,026.08, 859,242.48 and 257,211.04

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Solution

The fourth proportional to 573,026.08, 859,242.48 and 257,211.04 is: 385,683.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,026.08 : 859,242.48 = 257,211.04 : x
  2. Step 2: Convert to fraction form
    573,026.08/859,242.48 = 257,211.04/x
  3. Step 3: Cross multiply
    573,026.08x = 859,242.48 × 257,211.04
  4. Step 4: Simplify right side
    573,026.08x = 221,006,651,892.98
  5. Step 5: Solve for x
    x = 221,006,651,892.98/573,026.08
  6. Step 6: Final answer
    x = 385,683.41

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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.