Home / 946,941.09-1,420,977.57-347,962.80

Finding the Fourth Proportional to 946,941.09, 1,420,977.57 and 347,962.80

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Solution

The fourth proportional to 946,941.09, 1,420,977.57 and 347,962.80 is: 522,152.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,941.09 : 1,420,977.57 = 347,962.80 : x
  2. Step 2: Convert to fraction form
    946,941.09/1,420,977.57 = 347,962.80/x
  3. Step 3: Cross multiply
    946,941.09x = 1,420,977.57 × 347,962.80
  4. Step 4: Simplify right side
    946,941.09x = 494,447,333,994.40
  5. Step 5: Solve for x
    x = 494,447,333,994.40/946,941.09
  6. Step 6: Final answer
    x = 522,152.16

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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.