Home / 671,142.04-926,175.48-369,336.04

Finding the Fourth Proportional to 671,142.04, 926,175.48 and 369,336.04

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Solution

The fourth proportional to 671,142.04, 926,175.48 and 369,336.04 is: 509,683.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,142.04 : 926,175.48 = 369,336.04 : x
  2. Step 2: Convert to fraction form
    671,142.04/926,175.48 = 369,336.04/x
  3. Step 3: Cross multiply
    671,142.04x = 926,175.48 × 369,336.04
  4. Step 4: Simplify right side
    671,142.04x = 342,069,984,128.30
  5. Step 5: Solve for x
    x = 342,069,984,128.30/671,142.04
  6. Step 6: Final answer
    x = 509,683.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.