Home / 819,055.76-1,130,873.28-574,560.32

Finding the Fourth Proportional to 819,055.76, 1,130,873.28 and 574,560.32

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Solution

The fourth proportional to 819,055.76, 1,130,873.28 and 574,560.32 is: 793,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,055.76 : 1,130,873.28 = 574,560.32 : x
  2. Step 2: Convert to fraction form
    819,055.76/1,130,873.28 = 574,560.32/x
  3. Step 3: Cross multiply
    819,055.76x = 1,130,873.28 × 574,560.32
  4. Step 4: Simplify right side
    819,055.76x = 649,754,913,636.25
  5. Step 5: Solve for x
    x = 649,754,913,636.25/819,055.76
  6. Step 6: Final answer
    x = 793,297.53

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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.