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Finding the Fourth Proportional to 556,235.75, 767,388.24 and 362,870.77

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Solution

The fourth proportional to 556,235.75, 767,388.24 and 362,870.77 is: 500,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,235.75 : 767,388.24 = 362,870.77 : x
  2. Step 2: Convert to fraction form
    556,235.75/767,388.24 = 362,870.77/x
  3. Step 3: Cross multiply
    556,235.75x = 767,388.24 × 362,870.77
  4. Step 4: Simplify right side
    556,235.75x = 278,462,761,537.75
  5. Step 5: Solve for x
    x = 278,462,761,537.75/556,235.75
  6. Step 6: Final answer
    x = 500,620.04

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1.5x scale

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.