Home / 804,308.40-1,206,624.60-235,688.40

Finding the Fourth Proportional to 804,308.40, 1,206,624.60 and 235,688.40

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Solution

The fourth proportional to 804,308.40, 1,206,624.60 and 235,688.40 is: 353,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,308.40 : 1,206,624.60 = 235,688.40 : x
  2. Step 2: Convert to fraction form
    804,308.40/1,206,624.60 = 235,688.40/x
  3. Step 3: Cross multiply
    804,308.40x = 1,206,624.60 × 235,688.40
  4. Step 4: Simplify right side
    804,308.40x = 284,387,421,374.64
  5. Step 5: Solve for x
    x = 284,387,421,374.64/804,308.40
  6. Step 6: Final answer
    x = 353,580.07

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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.