Home / 916,569.34-1,374,525.94-317,369.60

Finding the Fourth Proportional to 916,569.34, 1,374,525.94 and 317,369.60

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Solution

The fourth proportional to 916,569.34, 1,374,525.94 and 317,369.60 is: 475,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,569.34 : 1,374,525.94 = 317,369.60 : x
  2. Step 2: Convert to fraction form
    916,569.34/1,374,525.94 = 317,369.60/x
  3. Step 3: Cross multiply
    916,569.34x = 1,374,525.94 × 317,369.60
  4. Step 4: Simplify right side
    916,569.34x = 436,232,747,767.42
  5. Step 5: Solve for x
    x = 436,232,747,767.42/916,569.34
  6. Step 6: Final answer
    x = 475,940.80

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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.