Home / 854,257.76-1,178,680.20-510,026.84

Finding the Fourth Proportional to 854,257.76, 1,178,680.20 and 510,026.84

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Solution

The fourth proportional to 854,257.76, 1,178,680.20 and 510,026.84 is: 703,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,257.76 : 1,178,680.20 = 510,026.84 : x
  2. Step 2: Convert to fraction form
    854,257.76/1,178,680.20 = 510,026.84/x
  3. Step 3: Cross multiply
    854,257.76x = 1,178,680.20 × 510,026.84
  4. Step 4: Simplify right side
    854,257.76x = 601,158,537,776.57
  5. Step 5: Solve for x
    x = 601,158,537,776.57/854,257.76
  6. Step 6: Final answer
    x = 703,720.31

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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.