Home / 1,013,641.90-1,520,513.42-303,602.27

Finding the Fourth Proportional to 1,013,641.90, 1,520,513.42 and 303,602.27

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Solution

The fourth proportional to 1,013,641.90, 1,520,513.42 and 303,602.27 is: 455,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,641.90 : 1,520,513.42 = 303,602.27 : x
  2. Step 2: Convert to fraction form
    1,013,641.90/1,520,513.42 = 303,602.27/x
  3. Step 3: Cross multiply
    1,013,641.90x = 1,520,513.42 × 303,602.27
  4. Step 4: Simplify right side
    1,013,641.90x = 461,631,316,756.89
  5. Step 5: Solve for x
    x = 461,631,316,756.89/1,013,641.90
  6. Step 6: Final answer
    x = 455,418.54

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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.