Home / 925,675.76-1,388,646.48-286,035.37

Finding the Fourth Proportional to 925,675.76, 1,388,646.48 and 286,035.37

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Solution

The fourth proportional to 925,675.76, 1,388,646.48 and 286,035.37 is: 429,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,675.76 : 1,388,646.48 = 286,035.37 : x
  2. Step 2: Convert to fraction form
    925,675.76/1,388,646.48 = 286,035.37/x
  3. Step 3: Cross multiply
    925,675.76x = 1,388,646.48 × 286,035.37
  4. Step 4: Simplify right side
    925,675.76x = 397,202,007,307.01
  5. Step 5: Solve for x
    x = 397,202,007,307.01/925,675.76
  6. Step 6: Final answer
    x = 429,094.10

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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.