Home / 977,296.98-1,348,668.92-547,580.18

Finding the Fourth Proportional to 977,296.98, 1,348,668.92 and 547,580.18

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Solution

The fourth proportional to 977,296.98, 1,348,668.92 and 547,580.18 is: 755,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,296.98 : 1,348,668.92 = 547,580.18 : x
  2. Step 2: Convert to fraction form
    977,296.98/1,348,668.92 = 547,580.18/x
  3. Step 3: Cross multiply
    977,296.98x = 1,348,668.92 × 547,580.18
  4. Step 4: Simplify right side
    977,296.98x = 738,504,369,657.12
  5. Step 5: Solve for x
    x = 738,504,369,657.12/977,296.98
  6. Step 6: Final answer
    x = 755,660.14

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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.