Home / 975,478.89-1,346,160.93-545,860.14

Finding the Fourth Proportional to 975,478.89, 1,346,160.93 and 545,860.14

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Solution

The fourth proportional to 975,478.89, 1,346,160.93 and 545,860.14 is: 753,287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,478.89 : 1,346,160.93 = 545,860.14 : x
  2. Step 2: Convert to fraction form
    975,478.89/1,346,160.93 = 545,860.14/x
  3. Step 3: Cross multiply
    975,478.89x = 1,346,160.93 × 545,860.14
  4. Step 4: Simplify right side
    975,478.89x = 734,815,593,712.33
  5. Step 5: Solve for x
    x = 734,815,593,712.33/975,478.89
  6. Step 6: Final answer
    x = 753,287.03

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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.