Home / 977,192.66-1,348,668.36-547,501.88

Finding the Fourth Proportional to 977,192.66, 1,348,668.36 and 547,501.88

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Solution

The fourth proportional to 977,192.66, 1,348,668.36 and 547,501.88 is: 755,632.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,192.66 : 1,348,668.36 = 547,501.88 : x
  2. Step 2: Convert to fraction form
    977,192.66/1,348,668.36 = 547,501.88/x
  3. Step 3: Cross multiply
    977,192.66x = 1,348,668.36 × 547,501.88
  4. Step 4: Simplify right side
    977,192.66x = 738,398,462,596.52
  5. Step 5: Solve for x
    x = 738,398,462,596.52/977,192.66
  6. Step 6: Final answer
    x = 755,632.43

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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.