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Finding the Fourth Proportional to 593,038.65, 889,550.12 and 143,763.54

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Solution

The fourth proportional to 593,038.65, 889,550.12 and 143,763.54 is: 215,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,038.65 : 889,550.12 = 143,763.54 : x
  2. Step 2: Convert to fraction form
    593,038.65/889,550.12 = 143,763.54/x
  3. Step 3: Cross multiply
    593,038.65x = 889,550.12 × 143,763.54
  4. Step 4: Simplify right side
    593,038.65x = 127,884,873,539.81
  5. Step 5: Solve for x
    x = 127,884,873,539.81/593,038.65
  6. Step 6: Final answer
    x = 215,643.40

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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.