Home / 546,370.83-819,088.77-209,653.11

Finding the Fourth Proportional to 546,370.83, 819,088.77 and 209,653.11

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Solution

The fourth proportional to 546,370.83, 819,088.77 and 209,653.11 is: 314,300.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,370.83 : 819,088.77 = 209,653.11 : x
  2. Step 2: Convert to fraction form
    546,370.83/819,088.77 = 209,653.11/x
  3. Step 3: Cross multiply
    546,370.83x = 819,088.77 × 209,653.11
  4. Step 4: Simplify right side
    546,370.83x = 171,724,507,996.58
  5. Step 5: Solve for x
    x = 171,724,507,996.58/546,370.83
  6. Step 6: Final answer
    x = 314,300.29

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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.