Home / 440,979.17-608,635.77-249,993.32

Finding the Fourth Proportional to 440,979.17, 608,635.77 and 249,993.32

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Solution

The fourth proportional to 440,979.17, 608,635.77 and 249,993.32 is: 345,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,979.17 : 608,635.77 = 249,993.32 : x
  2. Step 2: Convert to fraction form
    440,979.17/608,635.77 = 249,993.32/x
  3. Step 3: Cross multiply
    440,979.17x = 608,635.77 × 249,993.32
  4. Step 4: Simplify right side
    440,979.17x = 152,154,876,813.06
  5. Step 5: Solve for x
    x = 152,154,876,813.06/440,979.17
  6. Step 6: Final answer
    x = 345,038.69

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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.