Home / 847,154.22-1,169,064.41-459,961.13

Finding the Fourth Proportional to 847,154.22, 1,169,064.41 and 459,961.13

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Solution

The fourth proportional to 847,154.22, 1,169,064.41 and 459,961.13 is: 634,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,154.22 : 1,169,064.41 = 459,961.13 : x
  2. Step 2: Convert to fraction form
    847,154.22/1,169,064.41 = 459,961.13/x
  3. Step 3: Cross multiply
    847,154.22x = 1,169,064.41 × 459,961.13
  4. Step 4: Simplify right side
    847,154.22x = 537,724,178,921.26
  5. Step 5: Solve for x
    x = 537,724,178,921.26/847,154.22
  6. Step 6: Final answer
    x = 634,741.78

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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.