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Finding the Fourth Proportional to 456,572.23, 630,054.45 and 252,623.54

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Solution

The fourth proportional to 456,572.23, 630,054.45 and 252,623.54 is: 348,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,572.23 : 630,054.45 = 252,623.54 : x
  2. Step 2: Convert to fraction form
    456,572.23/630,054.45 = 252,623.54/x
  3. Step 3: Cross multiply
    456,572.23x = 630,054.45 × 252,623.54
  4. Step 4: Simplify right side
    456,572.23x = 159,166,587,126.89
  5. Step 5: Solve for x
    x = 159,166,587,126.89/456,572.23
  6. Step 6: Final answer
    x = 348,612.07

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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.