Home / 448,289.13-618,639.48-244,340.22

Finding the Fourth Proportional to 448,289.13, 618,639.48 and 244,340.22

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Solution

The fourth proportional to 448,289.13, 618,639.48 and 244,340.22 is: 337,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,289.13 : 618,639.48 = 244,340.22 : x
  2. Step 2: Convert to fraction form
    448,289.13/618,639.48 = 244,340.22/x
  3. Step 3: Cross multiply
    448,289.13x = 618,639.48 × 244,340.22
  4. Step 4: Simplify right side
    448,289.13x = 151,158,506,643.89
  5. Step 5: Solve for x
    x = 151,158,506,643.89/448,289.13
  6. Step 6: Final answer
    x = 337,189.77

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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.