Home / 688,014.80-1,032,022.20-546,297.20

Finding the Fourth Proportional to 688,014.80, 1,032,022.20 and 546,297.20

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Solution

The fourth proportional to 688,014.80, 1,032,022.20 and 546,297.20 is: 819,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,014.80 : 1,032,022.20 = 546,297.20 : x
  2. Step 2: Convert to fraction form
    688,014.80/1,032,022.20 = 546,297.20/x
  3. Step 3: Cross multiply
    688,014.80x = 1,032,022.20 × 546,297.20
  4. Step 4: Simplify right side
    688,014.80x = 563,790,838,197.84
  5. Step 5: Solve for x
    x = 563,790,838,197.84/688,014.80
  6. Step 6: Final answer
    x = 819,445.80

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Similar ratio
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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.