Home / 448,143.72-618,430.37-244,196.07

Finding the Fourth Proportional to 448,143.72, 618,430.37 and 244,196.07

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Solution

The fourth proportional to 448,143.72, 618,430.37 and 244,196.07 is: 336,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,143.72 : 618,430.37 = 244,196.07 : x
  2. Step 2: Convert to fraction form
    448,143.72/618,430.37 = 244,196.07/x
  3. Step 3: Cross multiply
    448,143.72x = 618,430.37 × 244,196.07
  4. Step 4: Simplify right side
    448,143.72x = 151,018,264,701.67
  5. Step 5: Solve for x
    x = 151,018,264,701.67/448,143.72
  6. Step 6: Final answer
    x = 336,986.23

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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.