Home / 908,577.45-1,362,866.18-731,430.45

Finding the Fourth Proportional to 908,577.45, 1,362,866.18 and 731,430.45

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Solution

The fourth proportional to 908,577.45, 1,362,866.18 and 731,430.45 is: 1,097,145.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,577.45 : 1,362,866.18 = 731,430.45 : x
  2. Step 2: Convert to fraction form
    908,577.45/1,362,866.18 = 731,430.45/x
  3. Step 3: Cross multiply
    908,577.45x = 1,362,866.18 × 731,430.45
  4. Step 4: Simplify right side
    908,577.45x = 996,841,819,670.03
  5. Step 5: Solve for x
    x = 996,841,819,670.03/908,577.45
  6. Step 6: Final answer
    x = 1,097,145.68

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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.