Home / 1,243,336.50-1,865,004.75-401,888.25

Finding the Fourth Proportional to 1,243,336.50, 1,865,004.75 and 401,888.25

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Solution

The fourth proportional to 1,243,336.50, 1,865,004.75 and 401,888.25 is: 602,832.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,336.50 : 1,865,004.75 = 401,888.25 : x
  2. Step 2: Convert to fraction form
    1,243,336.50/1,865,004.75 = 401,888.25/x
  3. Step 3: Cross multiply
    1,243,336.50x = 1,865,004.75 × 401,888.25
  4. Step 4: Simplify right side
    1,243,336.50x = 749,523,495,219.19
  5. Step 5: Solve for x
    x = 749,523,495,219.19/1,243,336.50
  6. Step 6: Final answer
    x = 602,832.38

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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.