Home / 1,157,336.70-1,736,005.05-492,402.30

Finding the Fourth Proportional to 1,157,336.70, 1,736,005.05 and 492,402.30

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Solution

The fourth proportional to 1,157,336.70, 1,736,005.05 and 492,402.30 is: 738,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,336.70 : 1,736,005.05 = 492,402.30 : x
  2. Step 2: Convert to fraction form
    1,157,336.70/1,736,005.05 = 492,402.30/x
  3. Step 3: Cross multiply
    1,157,336.70x = 1,736,005.05 × 492,402.30
  4. Step 4: Simplify right side
    1,157,336.70x = 854,812,879,431.62
  5. Step 5: Solve for x
    x = 854,812,879,431.62/1,157,336.70
  6. Step 6: Final answer
    x = 738,603.45

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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.