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Finding the Fourth Proportional to 556,686.40, 835,029.60 and 241,758.40

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Solution

The fourth proportional to 556,686.40, 835,029.60 and 241,758.40 is: 362,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,686.40 : 835,029.60 = 241,758.40 : x
  2. Step 2: Convert to fraction form
    556,686.40/835,029.60 = 241,758.40/x
  3. Step 3: Cross multiply
    556,686.40x = 835,029.60 × 241,758.40
  4. Step 4: Simplify right side
    556,686.40x = 201,875,420,048.64
  5. Step 5: Solve for x
    x = 201,875,420,048.64/556,686.40
  6. Step 6: Final answer
    x = 362,637.60

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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.