Home / 717,709.48-1,076,528.43-268,397.32

Finding the Fourth Proportional to 717,709.48, 1,076,528.43 and 268,397.32

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Solution

The fourth proportional to 717,709.48, 1,076,528.43 and 268,397.32 is: 402,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,709.48 : 1,076,528.43 = 268,397.32 : x
  2. Step 2: Convert to fraction form
    717,709.48/1,076,528.43 = 268,397.32/x
  3. Step 3: Cross multiply
    717,709.48x = 1,076,528.43 × 268,397.32
  4. Step 4: Simplify right side
    717,709.48x = 288,937,342,824.49
  5. Step 5: Solve for x
    x = 288,937,342,824.49/717,709.48
  6. Step 6: Final answer
    x = 402,582.59

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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.