Home / 423,012-583,779.60-244,221.60

Finding the Fourth Proportional to 423,012, 583,779.60 and 244,221.60

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Solution

The fourth proportional to 423,012, 583,779.60 and 244,221.60 is: 337,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,012 : 583,779.60 = 244,221.60 : x
  2. Step 2: Convert to fraction form
    423,012/583,779.60 = 244,221.60/x
  3. Step 3: Cross multiply
    423,012x = 583,779.60 × 244,221.60
  4. Step 4: Simplify right side
    423,012x = 142,571,587,959.36
  5. Step 5: Solve for x
    x = 142,571,587,959.36/423,012
  6. Step 6: Final answer
    x = 337,039.11

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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.