Home / 819,053.76-1,130,870.52-574,558.32

Finding the Fourth Proportional to 819,053.76, 1,130,870.52 and 574,558.32

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Solution

The fourth proportional to 819,053.76, 1,130,870.52 and 574,558.32 is: 793,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,053.76 : 1,130,870.52 = 574,558.32 : x
  2. Step 2: Convert to fraction form
    819,053.76/1,130,870.52 = 574,558.32/x
  3. Step 3: Cross multiply
    819,053.76x = 1,130,870.52 × 574,558.32
  4. Step 4: Simplify right side
    819,053.76x = 649,751,066,108.73
  5. Step 5: Solve for x
    x = 649,751,066,108.73/819,053.76
  6. Step 6: Final answer
    x = 793,294.77

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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.