Home / 845,018.58-1,166,126.12-463,045.36

Finding the Fourth Proportional to 845,018.58, 1,166,126.12 and 463,045.36

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Solution

The fourth proportional to 845,018.58, 1,166,126.12 and 463,045.36 is: 639,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,018.58 : 1,166,126.12 = 463,045.36 : x
  2. Step 2: Convert to fraction form
    845,018.58/1,166,126.12 = 463,045.36/x
  3. Step 3: Cross multiply
    845,018.58x = 1,166,126.12 × 463,045.36
  4. Step 4: Simplify right side
    845,018.58x = 539,969,287,733.17
  5. Step 5: Solve for x
    x = 539,969,287,733.17/845,018.58
  6. Step 6: Final answer
    x = 639,002.86

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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.