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Finding the Fourth Proportional to 592,887.53, 889,329.63 and 458,147.68

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Solution

The fourth proportional to 592,887.53, 889,329.63 and 458,147.68 is: 687,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,887.53 : 889,329.63 = 458,147.68 : x
  2. Step 2: Convert to fraction form
    592,887.53/889,329.63 = 458,147.68/x
  3. Step 3: Cross multiply
    592,887.53x = 889,329.63 × 458,147.68
  4. Step 4: Simplify right side
    592,887.53x = 407,444,306,739.76
  5. Step 5: Solve for x
    x = 407,444,306,739.76/592,887.53
  6. Step 6: Final answer
    x = 687,220.23

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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.