Home / 476,054.55-656,955.23-272,109.83

Finding the Fourth Proportional to 476,054.55, 656,955.23 and 272,109.83

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Solution

The fourth proportional to 476,054.55, 656,955.23 and 272,109.83 is: 375,511.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,054.55 : 656,955.23 = 272,109.83 : x
  2. Step 2: Convert to fraction form
    476,054.55/656,955.23 = 272,109.83/x
  3. Step 3: Cross multiply
    476,054.55x = 656,955.23 × 272,109.83
  4. Step 4: Simplify right side
    476,054.55x = 178,763,971,307.59
  5. Step 5: Solve for x
    x = 178,763,971,307.59/476,054.55
  6. Step 6: Final answer
    x = 375,511.53

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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.