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Finding the Fourth Proportional to 390,050, 585,075 and 94,562

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Solution

The fourth proportional to 390,050, 585,075 and 94,562 is: 141,843

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,050 : 585,075 = 94,562 : x
  2. Step 2: Convert to fraction form
    390,050/585,075 = 94,562/x
  3. Step 3: Cross multiply
    390,050x = 585,075 × 94,562
  4. Step 4: Simplify right side
    390,050x = 55,325,862,150
  5. Step 5: Solve for x
    x = 55,325,862,150/390,050
  6. Step 6: Final answer
    x = 141,843

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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.