Home / 845,263.36-1,166,491.65-463,291.12

Finding the Fourth Proportional to 845,263.36, 1,166,491.65 and 463,291.12

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Solution

The fourth proportional to 845,263.36, 1,166,491.65 and 463,291.12 is: 639,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,263.36 : 1,166,491.65 = 463,291.12 : x
  2. Step 2: Convert to fraction form
    845,263.36/1,166,491.65 = 463,291.12/x
  3. Step 3: Cross multiply
    845,263.36x = 1,166,491.65 × 463,291.12
  4. Step 4: Simplify right side
    845,263.36x = 540,425,223,588.59
  5. Step 5: Solve for x
    x = 540,425,223,588.59/845,263.36
  6. Step 6: Final answer
    x = 639,357.21

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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.