Home / 914,806.31-1,262,460.38-506,869.98

Finding the Fourth Proportional to 914,806.31, 1,262,460.38 and 506,869.98

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Solution

The fourth proportional to 914,806.31, 1,262,460.38 and 506,869.98 is: 699,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,806.31 : 1,262,460.38 = 506,869.98 : x
  2. Step 2: Convert to fraction form
    914,806.31/1,262,460.38 = 506,869.98/x
  3. Step 3: Cross multiply
    914,806.31x = 1,262,460.38 × 506,869.98
  4. Step 4: Simplify right side
    914,806.31x = 639,903,267,561.39
  5. Step 5: Solve for x
    x = 639,903,267,561.39/914,806.31
  6. Step 6: Final answer
    x = 699,495.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.