Home / 887,699.70-1,330,456.05-603,389.70

Finding the Fourth Proportional to 887,699.70, 1,330,456.05 and 603,389.70

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Solution

The fourth proportional to 887,699.70, 1,330,456.05 and 603,389.70 is: 904,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,699.70 : 1,330,456.05 = 603,389.70 : x
  2. Step 2: Convert to fraction form
    887,699.70/1,330,456.05 = 603,389.70/x
  3. Step 3: Cross multiply
    887,699.70x = 1,330,456.05 × 603,389.70
  4. Step 4: Simplify right side
    887,699.70x = 802,783,476,872.69
  5. Step 5: Solve for x
    x = 802,783,476,872.69/887,699.70
  6. Step 6: Final answer
    x = 904,341.27

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1.5x scale

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.