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Finding the Fourth Proportional to 358,592.83, 537,947.62 and 105,898.87

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Solution

The fourth proportional to 358,592.83, 537,947.62 and 105,898.87 is: 158,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,592.83 : 537,947.62 = 105,898.87 : x
  2. Step 2: Convert to fraction form
    358,592.83/537,947.62 = 105,898.87/x
  3. Step 3: Cross multiply
    358,592.83x = 537,947.62 × 105,898.87
  4. Step 4: Simplify right side
    358,592.83x = 56,968,045,077.19
  5. Step 5: Solve for x
    x = 56,968,045,077.19/358,592.83
  6. Step 6: Final answer
    x = 158,865.54

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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.