Home / 914,806.41-1,262,460.54-506,870.09

Finding the Fourth Proportional to 914,806.41, 1,262,460.54 and 506,870.09

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Solution

The fourth proportional to 914,806.41, 1,262,460.54 and 506,870.09 is: 699,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,806.41 : 1,262,460.54 = 506,870.09 : x
  2. Step 2: Convert to fraction form
    914,806.41/1,262,460.54 = 506,870.09/x
  3. Step 3: Cross multiply
    914,806.41x = 1,262,460.54 × 506,870.09
  4. Step 4: Simplify right side
    914,806.41x = 639,903,487,531.25
  5. Step 5: Solve for x
    x = 639,903,487,531.25/914,806.41
  6. Step 6: Final answer
    x = 699,496.07

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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.