Home / 717,818.45-1,076,914.58-268,574.45

Finding the Fourth Proportional to 717,818.45, 1,076,914.58 and 268,574.45

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Solution

The fourth proportional to 717,818.45, 1,076,914.58 and 268,574.45 is: 402,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,818.45 : 1,076,914.58 = 268,574.45 : x
  2. Step 2: Convert to fraction form
    717,818.45/1,076,914.58 = 268,574.45/x
  3. Step 3: Cross multiply
    717,818.45x = 1,076,914.58 × 268,574.45
  4. Step 4: Simplify right side
    717,818.45x = 289,231,734,293.04
  5. Step 5: Solve for x
    x = 289,231,734,293.04/717,818.45
  6. Step 6: Final answer
    x = 402,931.60

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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.