Home / 476,055.80-656,956.95-272,111.08

Finding the Fourth Proportional to 476,055.80, 656,956.95 and 272,111.08

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Solution

The fourth proportional to 476,055.80, 656,956.95 and 272,111.08 is: 375,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,055.80 : 656,956.95 = 272,111.08 : x
  2. Step 2: Convert to fraction form
    476,055.80/656,956.95 = 272,111.08/x
  3. Step 3: Cross multiply
    476,055.80x = 656,956.95 × 272,111.08
  4. Step 4: Simplify right side
    476,055.80x = 178,765,261,893.22
  5. Step 5: Solve for x
    x = 178,765,261,893.22/476,055.80
  6. Step 6: Final answer
    x = 375,513.25

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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.