Home / 908,938.40-1,362,532.80-706,422.20

Finding the Fourth Proportional to 908,938.40, 1,362,532.80 and 706,422.20

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Solution

The fourth proportional to 908,938.40, 1,362,532.80 and 706,422.20 is: 1,058,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,938.40 : 1,362,532.80 = 706,422.20 : x
  2. Step 2: Convert to fraction form
    908,938.40/1,362,532.80 = 706,422.20/x
  3. Step 3: Cross multiply
    908,938.40x = 1,362,532.80 × 706,422.20
  4. Step 4: Simplify right side
    908,938.40x = 962,523,418,148.16
  5. Step 5: Solve for x
    x = 962,523,418,148.16/908,938.40
  6. Step 6: Final answer
    x = 1,058,953.41

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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.