Home / 916,636.00-1,264,938.65-508,714.15

Finding the Fourth Proportional to 916,636.00, 1,264,938.65 and 508,714.15

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Solution

The fourth proportional to 916,636.00, 1,264,938.65 and 508,714.15 is: 702,014.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,636.00 : 1,264,938.65 = 508,714.15 : x
  2. Step 2: Convert to fraction form
    916,636.00/1,264,938.65 = 508,714.15/x
  3. Step 3: Cross multiply
    916,636.00x = 1,264,938.65 × 508,714.15
  4. Step 4: Simplify right side
    916,636.00x = 643,492,186,338.66
  5. Step 5: Solve for x
    x = 643,492,186,338.66/916,636.00
  6. Step 6: Final answer
    x = 702,014.96

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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.