Home / 916,134.76-1,264,267.48-508,236.60

Finding the Fourth Proportional to 916,134.76, 1,264,267.48 and 508,236.60

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Solution

The fourth proportional to 916,134.76, 1,264,267.48 and 508,236.60 is: 701,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,134.76 : 1,264,267.48 = 508,236.60 : x
  2. Step 2: Convert to fraction form
    916,134.76/1,264,267.48 = 508,236.60/x
  3. Step 3: Cross multiply
    916,134.76x = 1,264,267.48 × 508,236.60
  4. Step 4: Simplify right side
    916,134.76x = 642,547,005,525.77
  5. Step 5: Solve for x
    x = 642,547,005,525.77/916,134.76
  6. Step 6: Final answer
    x = 701,367.35

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Double scale
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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.