Home / 744,397.63-1,116,490.78-238,893.08

Finding the Fourth Proportional to 744,397.63, 1,116,490.78 and 238,893.08

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Solution

The fourth proportional to 744,397.63, 1,116,490.78 and 238,893.08 is: 358,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,397.63 : 1,116,490.78 = 238,893.08 : x
  2. Step 2: Convert to fraction form
    744,397.63/1,116,490.78 = 238,893.08/x
  3. Step 3: Cross multiply
    744,397.63x = 1,116,490.78 × 238,893.08
  4. Step 4: Simplify right side
    744,397.63x = 266,721,923,419.80
  5. Step 5: Solve for x
    x = 266,721,923,419.80/744,397.63
  6. Step 6: Final answer
    x = 358,305.71

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1.5x scale

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.