Home / 854,330.08-1,178,960.88-609,765.16

Finding the Fourth Proportional to 854,330.08, 1,178,960.88 and 609,765.16

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Solution

The fourth proportional to 854,330.08, 1,178,960.88 and 609,765.16 is: 841,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,330.08 : 1,178,960.88 = 609,765.16 : x
  2. Step 2: Convert to fraction form
    854,330.08/1,178,960.88 = 609,765.16/x
  3. Step 3: Cross multiply
    854,330.08x = 1,178,960.88 × 609,765.16
  4. Step 4: Simplify right side
    854,330.08x = 718,889,269,626.94
  5. Step 5: Solve for x
    x = 718,889,269,626.94/854,330.08
  6. Step 6: Final answer
    x = 841,465.48

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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.