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Finding the Fourth Proportional to 447,835, 618,032.26 and 264,080.92

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Solution

The fourth proportional to 447,835, 618,032.26 and 264,080.92 is: 364,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,835 : 618,032.26 = 264,080.92 : x
  2. Step 2: Convert to fraction form
    447,835/618,032.26 = 264,080.92/x
  3. Step 3: Cross multiply
    447,835x = 618,032.26 × 264,080.92
  4. Step 4: Simplify right side
    447,835x = 163,210,527,810.48
  5. Step 5: Solve for x
    x = 163,210,527,810.48/447,835
  6. Step 6: Final answer
    x = 364,443.44

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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.