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Finding the Fourth Proportional to 453,352.86, 625,588.38 and 262,378.08

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Solution

The fourth proportional to 453,352.86, 625,588.38 and 262,378.08 is: 362,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,352.86 : 625,588.38 = 262,378.08 : x
  2. Step 2: Convert to fraction form
    453,352.86/625,588.38 = 262,378.08/x
  3. Step 3: Cross multiply
    453,352.86x = 625,588.38 × 262,378.08
  4. Step 4: Simplify right side
    453,352.86x = 164,140,678,014.71
  5. Step 5: Solve for x
    x = 164,140,678,014.71/453,352.86
  6. Step 6: Final answer
    x = 362,059.43

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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.