Home / 907,856.51-1,362,324.76-458,622.87

Finding the Fourth Proportional to 907,856.51, 1,362,324.76 and 458,622.87

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Solution

The fourth proportional to 907,856.51, 1,362,324.76 and 458,622.87 is: 688,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,856.51 : 1,362,324.76 = 458,622.87 : x
  2. Step 2: Convert to fraction form
    907,856.51/1,362,324.76 = 458,622.87/x
  3. Step 3: Cross multiply
    907,856.51x = 1,362,324.76 × 458,622.87
  4. Step 4: Simplify right side
    907,856.51x = 624,793,283,345.08
  5. Step 5: Solve for x
    x = 624,793,283,345.08/907,856.51
  6. Step 6: Final answer
    x = 688,207.09

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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.