Home / 476,621.52-657,373.44-323,777.52

Finding the Fourth Proportional to 476,621.52, 657,373.44 and 323,777.52

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Solution

The fourth proportional to 476,621.52, 657,373.44 and 323,777.52 is: 446,565.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,621.52 : 657,373.44 = 323,777.52 : x
  2. Step 2: Convert to fraction form
    476,621.52/657,373.44 = 323,777.52/x
  3. Step 3: Cross multiply
    476,621.52x = 657,373.44 × 323,777.52
  4. Step 4: Simplify right side
    476,621.52x = 212,842,742,117.07
  5. Step 5: Solve for x
    x = 212,842,742,117.07/476,621.52
  6. Step 6: Final answer
    x = 446,565.53

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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.