Home / 907,428.34-1,361,038.74-242,632.18

Finding the Fourth Proportional to 907,428.34, 1,361,038.74 and 242,632.18

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Solution

The fourth proportional to 907,428.34, 1,361,038.74 and 242,632.18 is: 363,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,428.34 : 1,361,038.74 = 242,632.18 : x
  2. Step 2: Convert to fraction form
    907,428.34/1,361,038.74 = 242,632.18/x
  3. Step 3: Cross multiply
    907,428.34x = 1,361,038.74 × 242,632.18
  4. Step 4: Simplify right side
    907,428.34x = 330,231,796,550.65
  5. Step 5: Solve for x
    x = 330,231,796,550.65/907,428.34
  6. Step 6: Final answer
    x = 363,920.52

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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.