Home / 975,291.99-1,345,955.22-545,546.49

Finding the Fourth Proportional to 975,291.99, 1,345,955.22 and 545,546.49

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Solution

The fourth proportional to 975,291.99, 1,345,955.22 and 545,546.49 is: 752,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,291.99 : 1,345,955.22 = 545,546.49 : x
  2. Step 2: Convert to fraction form
    975,291.99/1,345,955.22 = 545,546.49/x
  3. Step 3: Cross multiply
    975,291.99x = 1,345,955.22 × 545,546.49
  4. Step 4: Simplify right side
    975,291.99x = 734,281,145,968.18
  5. Step 5: Solve for x
    x = 734,281,145,968.18/975,291.99
  6. Step 6: Final answer
    x = 752,883.40

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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.