Home / 537,759-742,128.93-296,064.09

Finding the Fourth Proportional to 537,759, 742,128.93 and 296,064.09

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Solution

The fourth proportional to 537,759, 742,128.93 and 296,064.09 is: 408,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,759 : 742,128.93 = 296,064.09 : x
  2. Step 2: Convert to fraction form
    537,759/742,128.93 = 296,064.09/x
  3. Step 3: Cross multiply
    537,759x = 742,128.93 × 296,064.09
  4. Step 4: Simplify right side
    537,759x = 219,717,726,323.12
  5. Step 5: Solve for x
    x = 219,717,726,323.12/537,759
  6. Step 6: Final answer
    x = 408,580.29

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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.