Home / 878,085.67-1,316,183.61-574,365.46

Finding the Fourth Proportional to 878,085.67, 1,316,183.61 and 574,365.46

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Solution

The fourth proportional to 878,085.67, 1,316,183.61 and 574,365.46 is: 860,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,085.67 : 1,316,183.61 = 574,365.46 : x
  2. Step 2: Convert to fraction form
    878,085.67/1,316,183.61 = 574,365.46/x
  3. Step 3: Cross multiply
    878,085.67x = 1,316,183.61 × 574,365.46
  4. Step 4: Simplify right side
    878,085.67x = 755,970,404,602.11
  5. Step 5: Solve for x
    x = 755,970,404,602.11/878,085.67
  6. Step 6: Final answer
    x = 860,930.12

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1.5x scale

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.