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Finding the Fourth Proportional to 573,040.06, 859,559.15 and 152,315.94

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Solution

The fourth proportional to 573,040.06, 859,559.15 and 152,315.94 is: 228,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,040.06 : 859,559.15 = 152,315.94 : x
  2. Step 2: Convert to fraction form
    573,040.06/859,559.15 = 152,315.94/x
  3. Step 3: Cross multiply
    573,040.06x = 859,559.15 × 152,315.94
  4. Step 4: Simplify right side
    573,040.06x = 130,924,559,917.85
  5. Step 5: Solve for x
    x = 130,924,559,917.85/573,040.06
  6. Step 6: Final answer
    x = 228,473.66

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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.