Home / 847,611.08-1,169,697.72-460,422.98

Finding the Fourth Proportional to 847,611.08, 1,169,697.72 and 460,422.98

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Solution

The fourth proportional to 847,611.08, 1,169,697.72 and 460,422.98 is: 635,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,611.08 : 1,169,697.72 = 460,422.98 : x
  2. Step 2: Convert to fraction form
    847,611.08/1,169,697.72 = 460,422.98/x
  3. Step 3: Cross multiply
    847,611.08x = 1,169,697.72 × 460,422.98
  4. Step 4: Simplify right side
    847,611.08x = 538,555,709,941.61
  5. Step 5: Solve for x
    x = 538,555,709,941.61/847,611.08
  6. Step 6: Final answer
    x = 635,380.69

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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.