Home / 448,213.93-618,535.23-247,009.93

Finding the Fourth Proportional to 448,213.93, 618,535.23 and 247,009.93

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Solution

The fourth proportional to 448,213.93, 618,535.23 and 247,009.93 is: 340,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,213.93 : 618,535.23 = 247,009.93 : x
  2. Step 2: Convert to fraction form
    448,213.93/618,535.23 = 247,009.93/x
  3. Step 3: Cross multiply
    448,213.93x = 618,535.23 × 247,009.93
  4. Step 4: Simplify right side
    448,213.93x = 152,784,343,864.83
  5. Step 5: Solve for x
    x = 152,784,343,864.83/448,213.93
  6. Step 6: Final answer
    x = 340,873.71

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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.