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Finding the Fourth Proportional to 453,944, 626,447.04 and 252,744.32

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Solution

The fourth proportional to 453,944, 626,447.04 and 252,744.32 is: 348,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,944 : 626,447.04 = 252,744.32 : x
  2. Step 2: Convert to fraction form
    453,944/626,447.04 = 252,744.32/x
  3. Step 3: Cross multiply
    453,944x = 626,447.04 × 252,744.32
  4. Step 4: Simplify right side
    453,944x = 158,330,931,140.81
  5. Step 5: Solve for x
    x = 158,330,931,140.81/453,944
  6. Step 6: Final answer
    x = 348,789.57

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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.