Home / 916,446.56-1,264,663.13-508,566.20

Finding the Fourth Proportional to 916,446.56, 1,264,663.13 and 508,566.20

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Solution

The fourth proportional to 916,446.56, 1,264,663.13 and 508,566.20 is: 701,802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,446.56 : 1,264,663.13 = 508,566.20 : x
  2. Step 2: Convert to fraction form
    916,446.56/1,264,663.13 = 508,566.20/x
  3. Step 3: Cross multiply
    916,446.56x = 1,264,663.13 × 508,566.20
  4. Step 4: Simplify right side
    916,446.56x = 643,164,913,438.06
  5. Step 5: Solve for x
    x = 643,164,913,438.06/916,446.56
  6. Step 6: Final answer
    x = 701,802.97

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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.