Home / 501,232.04-691,636.48-286,386.02

Finding the Fourth Proportional to 501,232.04, 691,636.48 and 286,386.02

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Solution

The fourth proportional to 501,232.04, 691,636.48 and 286,386.02 is: 395,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,232.04 : 691,636.48 = 286,386.02 : x
  2. Step 2: Convert to fraction form
    501,232.04/691,636.48 = 286,386.02/x
  3. Step 3: Cross multiply
    501,232.04x = 691,636.48 × 286,386.02
  4. Step 4: Simplify right side
    501,232.04x = 198,075,018,794.01
  5. Step 5: Solve for x
    x = 198,075,018,794.01/501,232.04
  6. Step 6: Final answer
    x = 395,176.29

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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.