Home / 1,487,270.40-2,230,905.60-365,339.40

Finding the Fourth Proportional to 1,487,270.40, 2,230,905.60 and 365,339.40

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Solution

The fourth proportional to 1,487,270.40, 2,230,905.60 and 365,339.40 is: 548,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,270.40 : 2,230,905.60 = 365,339.40 : x
  2. Step 2: Convert to fraction form
    1,487,270.40/2,230,905.60 = 365,339.40/x
  3. Step 3: Cross multiply
    1,487,270.40x = 2,230,905.60 × 365,339.40
  4. Step 4: Simplify right side
    1,487,270.40x = 815,037,713,360.64
  5. Step 5: Solve for x
    x = 815,037,713,360.64/1,487,270.40
  6. Step 6: Final answer
    x = 548,009.10

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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.