Home / 914,925.78-1,262,561.13-507,045.06

Finding the Fourth Proportional to 914,925.78, 1,262,561.13 and 507,045.06

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Solution

The fourth proportional to 914,925.78, 1,262,561.13 and 507,045.06 is: 699,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,925.78 : 1,262,561.13 = 507,045.06 : x
  2. Step 2: Convert to fraction form
    914,925.78/1,262,561.13 = 507,045.06/x
  3. Step 3: Cross multiply
    914,925.78x = 1,262,561.13 × 507,045.06
  4. Step 4: Simplify right side
    914,925.78x = 640,175,383,914.52
  5. Step 5: Solve for x
    x = 640,175,383,914.52/914,925.78
  6. Step 6: Final answer
    x = 699,701.98

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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.