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Finding the Fourth Proportional to 575,008.95, 862,913.63 and 238,051.34

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Solution

The fourth proportional to 575,008.95, 862,913.63 and 238,051.34 is: 357,242.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,008.95 : 862,913.63 = 238,051.34 : x
  2. Step 2: Convert to fraction form
    575,008.95/862,913.63 = 238,051.34/x
  3. Step 3: Cross multiply
    575,008.95x = 862,913.63 × 238,051.34
  4. Step 4: Simplify right side
    575,008.95x = 205,417,744,735.51
  5. Step 5: Solve for x
    x = 205,417,744,735.51/575,008.95
  6. Step 6: Final answer
    x = 357,242.69

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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.