Home / 668,045.08-1,001,818.86-268,551.40

Finding the Fourth Proportional to 668,045.08, 1,001,818.86 and 268,551.40

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Solution

The fourth proportional to 668,045.08, 1,001,818.86 and 268,551.40 is: 402,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,045.08 : 1,001,818.86 = 268,551.40 : x
  2. Step 2: Convert to fraction form
    668,045.08/1,001,818.86 = 268,551.40/x
  3. Step 3: Cross multiply
    668,045.08x = 1,001,818.86 × 268,551.40
  4. Step 4: Simplify right side
    668,045.08x = 269,039,857,399.40
  5. Step 5: Solve for x
    x = 269,039,857,399.40/668,045.08
  6. Step 6: Final answer
    x = 402,727.10

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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.