Home / 730,133.72-1,007,563.32-403,441.54

Finding the Fourth Proportional to 730,133.72, 1,007,563.32 and 403,441.54

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Solution

The fourth proportional to 730,133.72, 1,007,563.32 and 403,441.54 is: 556,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,133.72 : 1,007,563.32 = 403,441.54 : x
  2. Step 2: Convert to fraction form
    730,133.72/1,007,563.32 = 403,441.54/x
  3. Step 3: Cross multiply
    730,133.72x = 1,007,563.32 × 403,441.54
  4. Step 4: Simplify right side
    730,133.72x = 406,492,897,468.31
  5. Step 5: Solve for x
    x = 406,492,897,468.31/730,133.72
  6. Step 6: Final answer
    x = 556,737.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.