Home / 916,134.51-1,264,267.13-508,236.35

Finding the Fourth Proportional to 916,134.51, 1,264,267.13 and 508,236.35

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Solution

The fourth proportional to 916,134.51, 1,264,267.13 and 508,236.35 is: 701,367.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,134.51 : 1,264,267.13 = 508,236.35 : x
  2. Step 2: Convert to fraction form
    916,134.51/1,264,267.13 = 508,236.35/x
  3. Step 3: Cross multiply
    916,134.51x = 1,264,267.13 × 508,236.35
  4. Step 4: Simplify right side
    916,134.51x = 642,546,516,007.43
  5. Step 5: Solve for x
    x = 642,546,516,007.43/916,134.51
  6. Step 6: Final answer
    x = 701,367.00

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1.5x scale

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.