Home / 456,572.03-630,087.96-252,619.63

Finding the Fourth Proportional to 456,572.03, 630,087.96 and 252,619.63

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Solution

The fourth proportional to 456,572.03, 630,087.96 and 252,619.63 is: 348,625.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,572.03 : 630,087.96 = 252,619.63 : x
  2. Step 2: Convert to fraction form
    456,572.03/630,087.96 = 252,619.63/x
  3. Step 3: Cross multiply
    456,572.03x = 630,087.96 × 252,619.63
  4. Step 4: Simplify right side
    456,572.03x = 159,172,586,694.76
  5. Step 5: Solve for x
    x = 159,172,586,694.76/456,572.03
  6. Step 6: Final answer
    x = 348,625.36

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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.