Home / 743,402.82-1,025,875.95-437,497.22

Finding the Fourth Proportional to 743,402.82, 1,025,875.95 and 437,497.22

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Solution

The fourth proportional to 743,402.82, 1,025,875.95 and 437,497.22 is: 603,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,402.82 : 1,025,875.95 = 437,497.22 : x
  2. Step 2: Convert to fraction form
    743,402.82/1,025,875.95 = 437,497.22/x
  3. Step 3: Cross multiply
    743,402.82x = 1,025,875.95 × 437,497.22
  4. Step 4: Simplify right side
    743,402.82x = 448,817,876,189.86
  5. Step 5: Solve for x
    x = 448,817,876,189.86/743,402.82
  6. Step 6: Final answer
    x = 603,734.43

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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.