Home / 995,159.04-1,373,356.80-565,512.32

Finding the Fourth Proportional to 995,159.04, 1,373,356.80 and 565,512.32

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Solution

The fourth proportional to 995,159.04, 1,373,356.80 and 565,512.32 is: 780,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,159.04 : 1,373,356.80 = 565,512.32 : x
  2. Step 2: Convert to fraction form
    995,159.04/1,373,356.80 = 565,512.32/x
  3. Step 3: Cross multiply
    995,159.04x = 1,373,356.80 × 565,512.32
  4. Step 4: Simplify right side
    995,159.04x = 776,650,190,155.78
  5. Step 5: Solve for x
    x = 776,650,190,155.78/995,159.04
  6. Step 6: Final answer
    x = 780,428.21

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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.