Home / 652,153.37-899,970.81-361,808.96

Finding the Fourth Proportional to 652,153.37, 899,970.81 and 361,808.96

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Solution

The fourth proportional to 652,153.37, 899,970.81 and 361,808.96 is: 499,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,153.37 : 899,970.81 = 361,808.96 : x
  2. Step 2: Convert to fraction form
    652,153.37/899,970.81 = 361,808.96/x
  3. Step 3: Cross multiply
    652,153.37x = 899,970.81 × 361,808.96
  4. Step 4: Simplify right side
    652,153.37x = 325,617,496,939.82
  5. Step 5: Solve for x
    x = 325,617,496,939.82/652,153.37
  6. Step 6: Final answer
    x = 499,295.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.