Home / 972,055.40-1,458,083.10-546,902.60

Finding the Fourth Proportional to 972,055.40, 1,458,083.10 and 546,902.60

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Solution

The fourth proportional to 972,055.40, 1,458,083.10 and 546,902.60 is: 820,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,055.40 : 1,458,083.10 = 546,902.60 : x
  2. Step 2: Convert to fraction form
    972,055.40/1,458,083.10 = 546,902.60/x
  3. Step 3: Cross multiply
    972,055.40x = 1,458,083.10 × 546,902.60
  4. Step 4: Simplify right side
    972,055.40x = 797,429,438,406.06
  5. Step 5: Solve for x
    x = 797,429,438,406.06/972,055.40
  6. Step 6: Final answer
    x = 820,353.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.