Home / 749,004.17-1,033,492.88-443,093.45

Finding the Fourth Proportional to 749,004.17, 1,033,492.88 and 443,093.45

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Solution

The fourth proportional to 749,004.17, 1,033,492.88 and 443,093.45 is: 611,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,004.17 : 1,033,492.88 = 443,093.45 : x
  2. Step 2: Convert to fraction form
    749,004.17/1,033,492.88 = 443,093.45/x
  3. Step 3: Cross multiply
    749,004.17x = 1,033,492.88 × 443,093.45
  4. Step 4: Simplify right side
    749,004.17x = 457,933,921,689.91
  5. Step 5: Solve for x
    x = 457,933,921,689.91/749,004.17
  6. Step 6: Final answer
    x = 611,390.35

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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.