Home / 972,023.80-1,458,035.70-524,126.20

Finding the Fourth Proportional to 972,023.80, 1,458,035.70 and 524,126.20

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Solution

The fourth proportional to 972,023.80, 1,458,035.70 and 524,126.20 is: 786,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,023.80 : 1,458,035.70 = 524,126.20 : x
  2. Step 2: Convert to fraction form
    972,023.80/1,458,035.70 = 524,126.20/x
  3. Step 3: Cross multiply
    972,023.80x = 1,458,035.70 × 524,126.20
  4. Step 4: Simplify right side
    972,023.80x = 764,194,710,905.34
  5. Step 5: Solve for x
    x = 764,194,710,905.34/972,023.80
  6. Step 6: Final answer
    x = 786,189.30

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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.