Home / 753,573.35-1,039,674.02-466,988.87

Finding the Fourth Proportional to 753,573.35, 1,039,674.02 and 466,988.87

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Solution

The fourth proportional to 753,573.35, 1,039,674.02 and 466,988.87 is: 644,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,573.35 : 1,039,674.02 = 466,988.87 : x
  2. Step 2: Convert to fraction form
    753,573.35/1,039,674.02 = 466,988.87/x
  3. Step 3: Cross multiply
    753,573.35x = 1,039,674.02 × 466,988.87
  4. Step 4: Simplify right side
    753,573.35x = 485,516,188,234.84
  5. Step 5: Solve for x
    x = 485,516,188,234.84/753,573.35
  6. Step 6: Final answer
    x = 644,285.25

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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.