Home / 907,893.70-1,362,132.15-402,259.30

Finding the Fourth Proportional to 907,893.70, 1,362,132.15 and 402,259.30

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Solution

The fourth proportional to 907,893.70, 1,362,132.15 and 402,259.30 is: 603,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,893.70 : 1,362,132.15 = 402,259.30 : x
  2. Step 2: Convert to fraction form
    907,893.70/1,362,132.15 = 402,259.30/x
  3. Step 3: Cross multiply
    907,893.70x = 1,362,132.15 × 402,259.30
  4. Step 4: Simplify right side
    907,893.70x = 547,930,325,166.50
  5. Step 5: Solve for x
    x = 547,930,325,166.50/907,893.70
  6. Step 6: Final answer
    x = 603,518.15

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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.