Home / 845,308.64-1,166,554.56-463,335.44

Finding the Fourth Proportional to 845,308.64, 1,166,554.56 and 463,335.44

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Solution

The fourth proportional to 845,308.64, 1,166,554.56 and 463,335.44 is: 639,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,308.64 : 1,166,554.56 = 463,335.44 : x
  2. Step 2: Convert to fraction form
    845,308.64/1,166,554.56 = 463,335.44/x
  3. Step 3: Cross multiply
    845,308.64x = 1,166,554.56 × 463,335.44
  4. Step 4: Simplify right side
    845,308.64x = 540,506,070,341.61
  5. Step 5: Solve for x
    x = 540,506,070,341.61/845,308.64
  6. Step 6: Final answer
    x = 639,418.60

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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.