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Finding the Fourth Proportional to 535,539.52, 803,280.98 and 175,662.96

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Solution

The fourth proportional to 535,539.52, 803,280.98 and 175,662.96 is: 263,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,539.52 : 803,280.98 = 175,662.96 : x
  2. Step 2: Convert to fraction form
    535,539.52/803,280.98 = 175,662.96/x
  3. Step 3: Cross multiply
    535,539.52x = 803,280.98 × 175,662.96
  4. Step 4: Simplify right side
    535,539.52x = 141,106,714,658.50
  5. Step 5: Solve for x
    x = 141,106,714,658.50/535,539.52
  6. Step 6: Final answer
    x = 263,485.16

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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.