Home / 1,567,369.70-2,351,054.55-385,417.70

Finding the Fourth Proportional to 1,567,369.70, 2,351,054.55 and 385,417.70

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Solution

The fourth proportional to 1,567,369.70, 2,351,054.55 and 385,417.70 is: 578,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,369.70 : 2,351,054.55 = 385,417.70 : x
  2. Step 2: Convert to fraction form
    1,567,369.70/2,351,054.55 = 385,417.70/x
  3. Step 3: Cross multiply
    1,567,369.70x = 2,351,054.55 × 385,417.70
  4. Step 4: Simplify right side
    1,567,369.70x = 906,138,037,235.54
  5. Step 5: Solve for x
    x = 906,138,037,235.54/1,567,369.70
  6. Step 6: Final answer
    x = 578,126.55

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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.