Home / 899,072.99-1,240,745.07-536,707.16

Finding the Fourth Proportional to 899,072.99, 1,240,745.07 and 536,707.16

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Solution

The fourth proportional to 899,072.99, 1,240,745.07 and 536,707.16 is: 740,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,072.99 : 1,240,745.07 = 536,707.16 : x
  2. Step 2: Convert to fraction form
    899,072.99/1,240,745.07 = 536,707.16/x
  3. Step 3: Cross multiply
    899,072.99x = 1,240,745.07 × 536,707.16
  4. Step 4: Simplify right side
    899,072.99x = 665,916,762,803.70
  5. Step 5: Solve for x
    x = 665,916,762,803.70/899,072.99
  6. Step 6: Final answer
    x = 740,670.42

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Double scale
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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.