Home / 851,804.37-1,277,430.14-283,032.72

Finding the Fourth Proportional to 851,804.37, 1,277,430.14 and 283,032.72

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Solution

The fourth proportional to 851,804.37, 1,277,430.14 and 283,032.72 is: 424,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,804.37 : 1,277,430.14 = 283,032.72 : x
  2. Step 2: Convert to fraction form
    851,804.37/1,277,430.14 = 283,032.72/x
  3. Step 3: Cross multiply
    851,804.37x = 1,277,430.14 × 283,032.72
  4. Step 4: Simplify right side
    851,804.37x = 361,554,525,719.02
  5. Step 5: Solve for x
    x = 361,554,525,719.02/851,804.37
  6. Step 6: Final answer
    x = 424,457.23

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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.