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Finding the Fourth Proportional to 575,955.94, 863,875.58 and 155,274.34

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Solution

The fourth proportional to 575,955.94, 863,875.58 and 155,274.34 is: 232,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,955.94 : 863,875.58 = 155,274.34 : x
  2. Step 2: Convert to fraction form
    575,955.94/863,875.58 = 155,274.34/x
  3. Step 3: Cross multiply
    575,955.94x = 863,875.58 × 155,274.34
  4. Step 4: Simplify right side
    575,955.94x = 134,137,710,526.62
  5. Step 5: Solve for x
    x = 134,137,710,526.62/575,955.94
  6. Step 6: Final answer
    x = 232,895.78

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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.