Home / 388,584.64-583,009.35-237,085.03

Finding the Fourth Proportional to 388,584.64, 583,009.35 and 237,085.03

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Solution

The fourth proportional to 388,584.64, 583,009.35 and 237,085.03 is: 355,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,584.64 : 583,009.35 = 237,085.03 : x
  2. Step 2: Convert to fraction form
    388,584.64/583,009.35 = 237,085.03/x
  3. Step 3: Cross multiply
    388,584.64x = 583,009.35 × 237,085.03
  4. Step 4: Simplify right side
    388,584.64x = 138,222,785,795.30
  5. Step 5: Solve for x
    x = 138,222,785,795.30/388,584.64
  6. Step 6: Final answer
    x = 355,708.31

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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.