Home / 876,601.80-1,314,513.90-403,043.40

Finding the Fourth Proportional to 876,601.80, 1,314,513.90 and 403,043.40

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Solution

The fourth proportional to 876,601.80, 1,314,513.90 and 403,043.40 is: 604,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,601.80 : 1,314,513.90 = 403,043.40 : x
  2. Step 2: Convert to fraction form
    876,601.80/1,314,513.90 = 403,043.40/x
  3. Step 3: Cross multiply
    876,601.80x = 1,314,513.90 × 403,043.40
  4. Step 4: Simplify right side
    876,601.80x = 529,806,151,603.26
  5. Step 5: Solve for x
    x = 529,806,151,603.26/876,601.80
  6. Step 6: Final answer
    x = 604,386.34

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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.