Home / 649,018.80-973,506.33-293,784.39

Finding the Fourth Proportional to 649,018.80, 973,506.33 and 293,784.39

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Solution

The fourth proportional to 649,018.80, 973,506.33 and 293,784.39 is: 440,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,018.80 : 973,506.33 = 293,784.39 : x
  2. Step 2: Convert to fraction form
    649,018.80/973,506.33 = 293,784.39/x
  3. Step 3: Cross multiply
    649,018.80x = 973,506.33 × 293,784.39
  4. Step 4: Simplify right side
    649,018.80x = 286,000,963,320.19
  5. Step 5: Solve for x
    x = 286,000,963,320.19/649,018.80
  6. Step 6: Final answer
    x = 440,666.69

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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.