Home / 913,477.76-1,370,333.28-352,672.64

Finding the Fourth Proportional to 913,477.76, 1,370,333.28 and 352,672.64

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Solution

The fourth proportional to 913,477.76, 1,370,333.28 and 352,672.64 is: 529,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,477.76 : 1,370,333.28 = 352,672.64 : x
  2. Step 2: Convert to fraction form
    913,477.76/1,370,333.28 = 352,672.64/x
  3. Step 3: Cross multiply
    913,477.76x = 1,370,333.28 × 352,672.64
  4. Step 4: Simplify right side
    913,477.76x = 483,279,055,537.46
  5. Step 5: Solve for x
    x = 483,279,055,537.46/913,477.76
  6. Step 6: Final answer
    x = 529,053.99

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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.