Home / 385,738.24-578,699.72-160,973.64

Finding the Fourth Proportional to 385,738.24, 578,699.72 and 160,973.64

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Solution

The fourth proportional to 385,738.24, 578,699.72 and 160,973.64 is: 241,499.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,738.24 : 578,699.72 = 160,973.64 : x
  2. Step 2: Convert to fraction form
    385,738.24/578,699.72 = 160,973.64/x
  3. Step 3: Cross multiply
    385,738.24x = 578,699.72 × 160,973.64
  4. Step 4: Simplify right side
    385,738.24x = 93,155,400,395.38
  5. Step 5: Solve for x
    x = 93,155,400,395.38/385,738.24
  6. Step 6: Final answer
    x = 241,499.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.