Home / 949,980.48-1,310,975.04-514,402.56

Finding the Fourth Proportional to 949,980.48, 1,310,975.04 and 514,402.56

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Solution

The fourth proportional to 949,980.48, 1,310,975.04 and 514,402.56 is: 709,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,980.48 : 1,310,975.04 = 514,402.56 : x
  2. Step 2: Convert to fraction form
    949,980.48/1,310,975.04 = 514,402.56/x
  3. Step 3: Cross multiply
    949,980.48x = 1,310,975.04 × 514,402.56
  4. Step 4: Simplify right side
    949,980.48x = 674,368,916,672.10
  5. Step 5: Solve for x
    x = 674,368,916,672.10/949,980.48
  6. Step 6: Final answer
    x = 709,876.60

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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.