Home / 877,433.94-1,316,151.18-316,468.44

Finding the Fourth Proportional to 877,433.94, 1,316,151.18 and 316,468.44

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Solution

The fourth proportional to 877,433.94, 1,316,151.18 and 316,468.44 is: 474,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,433.94 : 1,316,151.18 = 316,468.44 : x
  2. Step 2: Convert to fraction form
    877,433.94/1,316,151.18 = 316,468.44/x
  3. Step 3: Cross multiply
    877,433.94x = 1,316,151.18 × 316,468.44
  4. Step 4: Simplify right side
    877,433.94x = 416,520,310,738.76
  5. Step 5: Solve for x
    x = 416,520,310,738.76/877,433.94
  6. Step 6: Final answer
    x = 474,702.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.