Home / 1,151,970.48-1,728,208.32-353,311.92

Finding the Fourth Proportional to 1,151,970.48, 1,728,208.32 and 353,311.92

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Solution

The fourth proportional to 1,151,970.48, 1,728,208.32 and 353,311.92 is: 530,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,970.48 : 1,728,208.32 = 353,311.92 : x
  2. Step 2: Convert to fraction form
    1,151,970.48/1,728,208.32 = 353,311.92/x
  3. Step 3: Cross multiply
    1,151,970.48x = 1,728,208.32 × 353,311.92
  4. Step 4: Simplify right side
    1,151,970.48x = 610,596,599,699.18
  5. Step 5: Solve for x
    x = 610,596,599,699.18/1,151,970.48
  6. Step 6: Final answer
    x = 530,045.35

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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.