Home / 456,573.03-630,089.34-252,620.63

Finding the Fourth Proportional to 456,573.03, 630,089.34 and 252,620.63

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Solution

The fourth proportional to 456,573.03, 630,089.34 and 252,620.63 is: 348,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,573.03 : 630,089.34 = 252,620.63 : x
  2. Step 2: Convert to fraction form
    456,573.03/630,089.34 = 252,620.63/x
  3. Step 3: Cross multiply
    456,573.03x = 630,089.34 × 252,620.63
  4. Step 4: Simplify right side
    456,573.03x = 159,173,566,027.08
  5. Step 5: Solve for x
    x = 159,173,566,027.08/456,573.03
  6. Step 6: Final answer
    x = 348,626.74

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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.