Home / 743,875.02-1,026,659.73-453,654.96

Finding the Fourth Proportional to 743,875.02, 1,026,659.73 and 453,654.96

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Solution

The fourth proportional to 743,875.02, 1,026,659.73 and 453,654.96 is: 626,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,875.02 : 1,026,659.73 = 453,654.96 : x
  2. Step 2: Convert to fraction form
    743,875.02/1,026,659.73 = 453,654.96/x
  3. Step 3: Cross multiply
    743,875.02x = 1,026,659.73 × 453,654.96
  4. Step 4: Simplify right side
    743,875.02x = 465,749,276,597.99
  5. Step 5: Solve for x
    x = 465,749,276,597.99/743,875.02
  6. Step 6: Final answer
    x = 626,112.27

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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.