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Finding the Fourth Proportional to 1,232,465.23, 1,848,673.23 and 558,420.90

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Solution

The fourth proportional to 1,232,465.23, 1,848,673.23 and 558,420.90 is: 837,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,465.23 : 1,848,673.23 = 558,420.90 : x
  2. Step 2: Convert to fraction form
    1,232,465.23/1,848,673.23 = 558,420.90/x
  3. Step 3: Cross multiply
    1,232,465.23x = 1,848,673.23 × 558,420.90
  4. Step 4: Simplify right side
    1,232,465.23x = 1,032,337,768,902.51
  5. Step 5: Solve for x
    x = 1,032,337,768,902.51/1,232,465.23
  6. Step 6: Final answer
    x = 837,620.20

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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.