Home / 849,317.00-1,172,061.43-486,762.28

Finding the Fourth Proportional to 849,317.00, 1,172,061.43 and 486,762.28

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Solution

The fourth proportional to 849,317.00, 1,172,061.43 and 486,762.28 is: 671,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,317.00 : 1,172,061.43 = 486,762.28 : x
  2. Step 2: Convert to fraction form
    849,317.00/1,172,061.43 = 486,762.28/x
  3. Step 3: Cross multiply
    849,317.00x = 1,172,061.43 × 486,762.28
  4. Step 4: Simplify right side
    849,317.00x = 570,515,289,819.80
  5. Step 5: Solve for x
    x = 570,515,289,819.80/849,317.00
  6. Step 6: Final answer
    x = 671,734.22

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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.