Home / 907,445.80-1,360,974.30-402,005.80

Finding the Fourth Proportional to 907,445.80, 1,360,974.30 and 402,005.80

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Solution

The fourth proportional to 907,445.80, 1,360,974.30 and 402,005.80 is: 602,922.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,445.80 : 1,360,974.30 = 402,005.80 : x
  2. Step 2: Convert to fraction form
    907,445.80/1,360,974.30 = 402,005.80/x
  3. Step 3: Cross multiply
    907,445.80x = 1,360,974.30 × 402,005.80
  4. Step 4: Simplify right side
    907,445.80x = 547,119,562,250.94
  5. Step 5: Solve for x
    x = 547,119,562,250.94/907,445.80
  6. Step 6: Final answer
    x = 602,922.58

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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.