Home / 316,795.36-474,665.92-223,104.32

Finding the Fourth Proportional to 316,795.36, 474,665.92 and 223,104.32

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Solution

The fourth proportional to 316,795.36, 474,665.92 and 223,104.32 is: 334,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,795.36 : 474,665.92 = 223,104.32 : x
  2. Step 2: Convert to fraction form
    316,795.36/474,665.92 = 223,104.32/x
  3. Step 3: Cross multiply
    316,795.36x = 474,665.92 × 223,104.32
  4. Step 4: Simplify right side
    316,795.36x = 105,900,017,308.77
  5. Step 5: Solve for x
    x = 105,900,017,308.77/316,795.36
  6. Step 6: Final answer
    x = 334,285.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.