Home / 907,438.23-1,361,053.65-242,642.07

Finding the Fourth Proportional to 907,438.23, 1,361,053.65 and 242,642.07

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Solution

The fourth proportional to 907,438.23, 1,361,053.65 and 242,642.07 is: 363,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,438.23 : 1,361,053.65 = 242,642.07 : x
  2. Step 2: Convert to fraction form
    907,438.23/1,361,053.65 = 242,642.07/x
  3. Step 3: Cross multiply
    907,438.23x = 1,361,053.65 × 242,642.07
  4. Step 4: Simplify right side
    907,438.23x = 330,248,875,017.06
  5. Step 5: Solve for x
    x = 330,248,875,017.06/907,438.23
  6. Step 6: Final answer
    x = 363,935.38

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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.