Home / 528,053.40-792,080.10-304,104.60

Finding the Fourth Proportional to 528,053.40, 792,080.10 and 304,104.60

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Solution

The fourth proportional to 528,053.40, 792,080.10 and 304,104.60 is: 456,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,053.40 : 792,080.10 = 304,104.60 : x
  2. Step 2: Convert to fraction form
    528,053.40/792,080.10 = 304,104.60/x
  3. Step 3: Cross multiply
    528,053.40x = 792,080.10 × 304,104.60
  4. Step 4: Simplify right side
    528,053.40x = 240,875,201,978.46
  5. Step 5: Solve for x
    x = 240,875,201,978.46/528,053.40
  6. Step 6: Final answer
    x = 456,156.90

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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.