Home / 767,952.80-1,150,460.40-412,848.80

Finding the Fourth Proportional to 767,952.80, 1,150,460.40 and 412,848.80

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Solution

The fourth proportional to 767,952.80, 1,150,460.40 and 412,848.80 is: 618,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,952.80 : 1,150,460.40 = 412,848.80 : x
  2. Step 2: Convert to fraction form
    767,952.80/1,150,460.40 = 412,848.80/x
  3. Step 3: Cross multiply
    767,952.80x = 1,150,460.40 × 412,848.80
  4. Step 4: Simplify right side
    767,952.80x = 474,966,195,587.52
  5. Step 5: Solve for x
    x = 474,966,195,587.52/767,952.80
  6. Step 6: Final answer
    x = 618,483.58

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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.