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Finding the Fourth Proportional to 592,852.34, 889,280.54 and 143,572.48

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Solution

The fourth proportional to 592,852.34, 889,280.54 and 143,572.48 is: 215,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,852.34 : 889,280.54 = 143,572.48 : x
  2. Step 2: Convert to fraction form
    592,852.34/889,280.54 = 143,572.48/x
  3. Step 3: Cross multiply
    592,852.34x = 889,280.54 × 143,572.48
  4. Step 4: Simplify right side
    592,852.34x = 127,676,212,543.54
  5. Step 5: Solve for x
    x = 127,676,212,543.54/592,852.34
  6. Step 6: Final answer
    x = 215,359.21

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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.