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Finding the Fourth Proportional to 573,038.91, 859,557.42 and 152,314.74

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Solution

The fourth proportional to 573,038.91, 859,557.42 and 152,314.74 is: 228,471.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,038.91 : 859,557.42 = 152,314.74 : x
  2. Step 2: Convert to fraction form
    573,038.91/859,557.42 = 152,314.74/x
  3. Step 3: Cross multiply
    573,038.91x = 859,557.42 × 152,314.74
  4. Step 4: Simplify right side
    573,038.91x = 130,923,264,942.37
  5. Step 5: Solve for x
    x = 130,923,264,942.37/573,038.91
  6. Step 6: Final answer
    x = 228,471.86

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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.