Home / 448,209.24-618,525.42-247,005.24

Finding the Fourth Proportional to 448,209.24, 618,525.42 and 247,005.24

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Solution

The fourth proportional to 448,209.24, 618,525.42 and 247,005.24 is: 340,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,209.24 : 618,525.42 = 247,005.24 : x
  2. Step 2: Convert to fraction form
    448,209.24/618,525.42 = 247,005.24/x
  3. Step 3: Cross multiply
    448,209.24x = 618,525.42 × 247,005.24
  4. Step 4: Simplify right side
    448,209.24x = 152,779,019,813.20
  5. Step 5: Solve for x
    x = 152,779,019,813.20/448,209.24
  6. Step 6: Final answer
    x = 340,865.40

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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.