Home / 447,946.68-618,166.47-246,742.68

Finding the Fourth Proportional to 447,946.68, 618,166.47 and 246,742.68

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Solution

The fourth proportional to 447,946.68, 618,166.47 and 246,742.68 is: 340,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,946.68 : 618,166.47 = 246,742.68 : x
  2. Step 2: Convert to fraction form
    447,946.68/618,166.47 = 246,742.68/x
  3. Step 3: Cross multiply
    447,946.68x = 618,166.47 × 246,742.68
  4. Step 4: Simplify right side
    447,946.68x = 152,528,051,493.94
  5. Step 5: Solve for x
    x = 152,528,051,493.94/447,946.68
  6. Step 6: Final answer
    x = 340,504.93

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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.