Home / 1,375,263.25-2,062,427.65-476,495.20

Finding the Fourth Proportional to 1,375,263.25, 2,062,427.65 and 476,495.20

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Solution

The fourth proportional to 1,375,263.25, 2,062,427.65 and 476,495.20 is: 714,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,263.25 : 2,062,427.65 = 476,495.20 : x
  2. Step 2: Convert to fraction form
    1,375,263.25/2,062,427.65 = 476,495.20/x
  3. Step 3: Cross multiply
    1,375,263.25x = 2,062,427.65 × 476,495.20
  4. Step 4: Simplify right side
    1,375,263.25x = 982,736,868,038.21
  5. Step 5: Solve for x
    x = 982,736,868,038.21/1,375,263.25
  6. Step 6: Final answer
    x = 714,580.91

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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.