Home / 442,664.39-610,800.70-249,045.18

Finding the Fourth Proportional to 442,664.39, 610,800.70 and 249,045.18

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Solution

The fourth proportional to 442,664.39, 610,800.70 and 249,045.18 is: 343,639.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,664.39 : 610,800.70 = 249,045.18 : x
  2. Step 2: Convert to fraction form
    442,664.39/610,800.70 = 249,045.18/x
  3. Step 3: Cross multiply
    442,664.39x = 610,800.70 × 249,045.18
  4. Step 4: Simplify right side
    442,664.39x = 152,116,971,265.22
  5. Step 5: Solve for x
    x = 152,116,971,265.22/442,664.39
  6. Step 6: Final answer
    x = 343,639.50

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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.