Home / 942,902.49-1,301,205.43-513,185.67

Finding the Fourth Proportional to 942,902.49, 1,301,205.43 and 513,185.67

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Solution

The fourth proportional to 942,902.49, 1,301,205.43 and 513,185.67 is: 708,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,902.49 : 1,301,205.43 = 513,185.67 : x
  2. Step 2: Convert to fraction form
    942,902.49/1,301,205.43 = 513,185.67/x
  3. Step 3: Cross multiply
    942,902.49x = 1,301,205.43 × 513,185.67
  4. Step 4: Simplify right side
    942,902.49x = 667,759,980,402.19
  5. Step 5: Solve for x
    x = 667,759,980,402.19/942,902.49
  6. Step 6: Final answer
    x = 708,196.22

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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.