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Finding the Fourth Proportional to 1,159.04, 1,737.28 and 465.50

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Solution

The fourth proportional to 1,159.04, 1,737.28 and 465.50 is: 697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159.04 : 1,737.28 = 465.50 : x
  2. Step 2: Convert to fraction form
    1,159.04/1,737.28 = 465.50/x
  3. Step 3: Cross multiply
    1,159.04x = 1,737.28 × 465.50
  4. Step 4: Simplify right side
    1,159.04x = 808,703.84
  5. Step 5: Solve for x
    x = 808,703.84/1,159.04
  6. Step 6: Final answer
    x = 697.74

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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.