Home / 1,076,976.95-1,615,657.55-357,361.88

Finding the Fourth Proportional to 1,076,976.95, 1,615,657.55 and 357,361.88

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Solution

The fourth proportional to 1,076,976.95, 1,615,657.55 and 357,361.88 is: 536,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,976.95 : 1,615,657.55 = 357,361.88 : x
  2. Step 2: Convert to fraction form
    1,076,976.95/1,615,657.55 = 357,361.88/x
  3. Step 3: Cross multiply
    1,076,976.95x = 1,615,657.55 × 357,361.88
  4. Step 4: Simplify right side
    1,076,976.95x = 577,374,409,639.10
  5. Step 5: Solve for x
    x = 577,374,409,639.10/1,076,976.95
  6. Step 6: Final answer
    x = 536,106.56

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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.