Home / 876,838.10-1,314,601.05-477,929.30

Finding the Fourth Proportional to 876,838.10, 1,314,601.05 and 477,929.30

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Solution

The fourth proportional to 876,838.10, 1,314,601.05 and 477,929.30 is: 716,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,838.10 : 1,314,601.05 = 477,929.30 : x
  2. Step 2: Convert to fraction form
    876,838.10/1,314,601.05 = 477,929.30/x
  3. Step 3: Cross multiply
    876,838.10x = 1,314,601.05 × 477,929.30
  4. Step 4: Simplify right side
    876,838.10x = 628,286,359,605.77
  5. Step 5: Solve for x
    x = 628,286,359,605.77/876,838.10
  6. Step 6: Final answer
    x = 716,536.34

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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.