Home / 959,949.41-1,440,006.80-249,978.74

Finding the Fourth Proportional to 959,949.41, 1,440,006.80 and 249,978.74

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Solution

The fourth proportional to 959,949.41, 1,440,006.80 and 249,978.74 is: 374,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,949.41 : 1,440,006.80 = 249,978.74 : x
  2. Step 2: Convert to fraction form
    959,949.41/1,440,006.80 = 249,978.74/x
  3. Step 3: Cross multiply
    959,949.41x = 1,440,006.80 × 249,978.74
  4. Step 4: Simplify right side
    959,949.41x = 359,971,077,005.50
  5. Step 5: Solve for x
    x = 359,971,077,005.50/959,949.41
  6. Step 6: Final answer
    x = 374,989.64

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1.5x scale

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.