Home / 474,619.14-712,077.75-208,603.26

Finding the Fourth Proportional to 474,619.14, 712,077.75 and 208,603.26

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Solution

The fourth proportional to 474,619.14, 712,077.75 and 208,603.26 is: 312,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,619.14 : 712,077.75 = 208,603.26 : x
  2. Step 2: Convert to fraction form
    474,619.14/712,077.75 = 208,603.26/x
  3. Step 3: Cross multiply
    474,619.14x = 712,077.75 × 208,603.26
  4. Step 4: Simplify right side
    474,619.14x = 148,541,740,023.47
  5. Step 5: Solve for x
    x = 148,541,740,023.47/474,619.14
  6. Step 6: Final answer
    x = 312,970.40

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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.