Home / 768,893.49-1,153,587.02-369,563.22

Finding the Fourth Proportional to 768,893.49, 1,153,587.02 and 369,563.22

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Solution

The fourth proportional to 768,893.49, 1,153,587.02 and 369,563.22 is: 554,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,893.49 : 1,153,587.02 = 369,563.22 : x
  2. Step 2: Convert to fraction form
    768,893.49/1,153,587.02 = 369,563.22/x
  3. Step 3: Cross multiply
    768,893.49x = 1,153,587.02 × 369,563.22
  4. Step 4: Simplify right side
    768,893.49x = 426,323,331,813.59
  5. Step 5: Solve for x
    x = 426,323,331,813.59/768,893.49
  6. Step 6: Final answer
    x = 554,463.44

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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.