Home / 913,294.34-1,369,913.25-433,867.26

Finding the Fourth Proportional to 913,294.34, 1,369,913.25 and 433,867.26

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Solution

The fourth proportional to 913,294.34, 1,369,913.25 and 433,867.26 is: 650,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,294.34 : 1,369,913.25 = 433,867.26 : x
  2. Step 2: Convert to fraction form
    913,294.34/1,369,913.25 = 433,867.26/x
  3. Step 3: Cross multiply
    913,294.34x = 1,369,913.25 × 433,867.26
  4. Step 4: Simplify right side
    913,294.34x = 594,360,508,215.20
  5. Step 5: Solve for x
    x = 594,360,508,215.20/913,294.34
  6. Step 6: Final answer
    x = 650,787.47

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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.