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Finding the Fourth Proportional to 573,782.04, 791,374.38 and 369,866.16

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Solution

The fourth proportional to 573,782.04, 791,374.38 and 369,866.16 is: 510,128.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,782.04 : 791,374.38 = 369,866.16 : x
  2. Step 2: Convert to fraction form
    573,782.04/791,374.38 = 369,866.16/x
  3. Step 3: Cross multiply
    573,782.04x = 791,374.38 × 369,866.16
  4. Step 4: Simplify right side
    573,782.04x = 292,702,603,052.98
  5. Step 5: Solve for x
    x = 292,702,603,052.98/573,782.04
  6. Step 6: Final answer
    x = 510,128.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.