Home / 758,492.64-1,135,270.08-558,734.40

Finding the Fourth Proportional to 758,492.64, 1,135,270.08 and 558,734.40

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Solution

The fourth proportional to 758,492.64, 1,135,270.08 and 558,734.40 is: 836,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,492.64 : 1,135,270.08 = 558,734.40 : x
  2. Step 2: Convert to fraction form
    758,492.64/1,135,270.08 = 558,734.40/x
  3. Step 3: Cross multiply
    758,492.64x = 1,135,270.08 × 558,734.40
  4. Step 4: Simplify right side
    758,492.64x = 634,314,446,986.75
  5. Step 5: Solve for x
    x = 634,314,446,986.75/758,492.64
  6. Step 6: Final answer
    x = 836,282.93

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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.