Home / 1,167,278.26-1,610,868.64-657,980.50

Finding the Fourth Proportional to 1,167,278.26, 1,610,868.64 and 657,980.50

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Solution

The fourth proportional to 1,167,278.26, 1,610,868.64 and 657,980.50 is: 908,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,278.26 : 1,610,868.64 = 657,980.50 : x
  2. Step 2: Convert to fraction form
    1,167,278.26/1,610,868.64 = 657,980.50/x
  3. Step 3: Cross multiply
    1,167,278.26x = 1,610,868.64 × 657,980.50
  4. Step 4: Simplify right side
    1,167,278.26x = 1,059,920,145,127.18
  5. Step 5: Solve for x
    x = 1,059,920,145,127.18/1,167,278.26
  6. Step 6: Final answer
    x = 908,026.98

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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.