Home / 648,663.04-973,046.40-228,033.28

Finding the Fourth Proportional to 648,663.04, 973,046.40 and 228,033.28

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Solution

The fourth proportional to 648,663.04, 973,046.40 and 228,033.28 is: 342,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,663.04 : 973,046.40 = 228,033.28 : x
  2. Step 2: Convert to fraction form
    648,663.04/973,046.40 = 228,033.28/x
  3. Step 3: Cross multiply
    648,663.04x = 973,046.40 × 228,033.28
  4. Step 4: Simplify right side
    648,663.04x = 221,886,962,184.19
  5. Step 5: Solve for x
    x = 221,886,962,184.19/648,663.04
  6. Step 6: Final answer
    x = 342,068.14

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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.