Home / 972,361.80-1,458,533.10-307,513.80

Finding the Fourth Proportional to 972,361.80, 1,458,533.10 and 307,513.80

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Solution

The fourth proportional to 972,361.80, 1,458,533.10 and 307,513.80 is: 461,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,361.80 : 1,458,533.10 = 307,513.80 : x
  2. Step 2: Convert to fraction form
    972,361.80/1,458,533.10 = 307,513.80/x
  3. Step 3: Cross multiply
    972,361.80x = 1,458,533.10 × 307,513.80
  4. Step 4: Simplify right side
    972,361.80x = 448,519,056,006.78
  5. Step 5: Solve for x
    x = 448,519,056,006.78/972,361.80
  6. Step 6: Final answer
    x = 461,267.66

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Double scale
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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.