Home / 945,012.62-1,417,075.61-345,554.61

Finding the Fourth Proportional to 945,012.62, 1,417,075.61 and 345,554.61

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Solution

The fourth proportional to 945,012.62, 1,417,075.61 and 345,554.61 is: 518,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,012.62 : 1,417,075.61 = 345,554.61 : x
  2. Step 2: Convert to fraction form
    945,012.62/1,417,075.61 = 345,554.61/x
  3. Step 3: Cross multiply
    945,012.62x = 1,417,075.61 × 345,554.61
  4. Step 4: Simplify right side
    945,012.62x = 489,677,004,656.00
  5. Step 5: Solve for x
    x = 489,677,004,656.00/945,012.62
  6. Step 6: Final answer
    x = 518,169.80

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1.5x scale

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.