Home / 510,827.40-766,322.10-173,899.80

Finding the Fourth Proportional to 510,827.40, 766,322.10 and 173,899.80

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Solution

The fourth proportional to 510,827.40, 766,322.10 and 173,899.80 is: 260,877.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,827.40 : 766,322.10 = 173,899.80 : x
  2. Step 2: Convert to fraction form
    510,827.40/766,322.10 = 173,899.80/x
  3. Step 3: Cross multiply
    510,827.40x = 766,322.10 × 173,899.80
  4. Step 4: Simplify right side
    510,827.40x = 133,263,259,925.58
  5. Step 5: Solve for x
    x = 133,263,259,925.58/510,827.40
  6. Step 6: Final answer
    x = 260,877.27

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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.