Home / 953,326.28-1,315,270.13-539,806.50

Finding the Fourth Proportional to 953,326.28, 1,315,270.13 and 539,806.50

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Solution

The fourth proportional to 953,326.28, 1,315,270.13 and 539,806.50 is: 744,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,326.28 : 1,315,270.13 = 539,806.50 : x
  2. Step 2: Convert to fraction form
    953,326.28/1,315,270.13 = 539,806.50/x
  3. Step 3: Cross multiply
    953,326.28x = 1,315,270.13 × 539,806.50
  4. Step 4: Simplify right side
    953,326.28x = 709,991,362,730.81
  5. Step 5: Solve for x
    x = 709,991,362,730.81/953,326.28
  6. Step 6: Final answer
    x = 744,751.69

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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.