Home / 603,821.16-833,146.02-335,543.40

Finding the Fourth Proportional to 603,821.16, 833,146.02 and 335,543.40

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Solution

The fourth proportional to 603,821.16, 833,146.02 and 335,543.40 is: 462,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,821.16 : 833,146.02 = 335,543.40 : x
  2. Step 2: Convert to fraction form
    603,821.16/833,146.02 = 335,543.40/x
  3. Step 3: Cross multiply
    603,821.16x = 833,146.02 × 335,543.40
  4. Step 4: Simplify right side
    603,821.16x = 279,556,648,247.27
  5. Step 5: Solve for x
    x = 279,556,648,247.27/603,821.16
  6. Step 6: Final answer
    x = 462,979.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.