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Finding the Fourth Proportional to 265,219.61, 366,010.96 and 163,303.88

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Solution

The fourth proportional to 265,219.61, 366,010.96 and 163,303.88 is: 225,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,219.61 : 366,010.96 = 163,303.88 : x
  2. Step 2: Convert to fraction form
    265,219.61/366,010.96 = 163,303.88/x
  3. Step 3: Cross multiply
    265,219.61x = 366,010.96 × 163,303.88
  4. Step 4: Simplify right side
    265,219.61x = 59,771,009,890.52
  5. Step 5: Solve for x
    x = 59,771,009,890.52/265,219.61
  6. Step 6: Final answer
    x = 225,364.22

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1.5x scale

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.