Home / 889,668.45-1,227,830.27-507,752.37

Finding the Fourth Proportional to 889,668.45, 1,227,830.27 and 507,752.37

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Solution

The fourth proportional to 889,668.45, 1,227,830.27 and 507,752.37 is: 700,748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,668.45 : 1,227,830.27 = 507,752.37 : x
  2. Step 2: Convert to fraction form
    889,668.45/1,227,830.27 = 507,752.37/x
  3. Step 3: Cross multiply
    889,668.45x = 1,227,830.27 × 507,752.37
  4. Step 4: Simplify right side
    889,668.45x = 623,433,729,550.24
  5. Step 5: Solve for x
    x = 623,433,729,550.24/889,668.45
  6. Step 6: Final answer
    x = 700,748.39

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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.