Home / 947,346.37-1,307,347.16-517,626.47

Finding the Fourth Proportional to 947,346.37, 1,307,347.16 and 517,626.47

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Solution

The fourth proportional to 947,346.37, 1,307,347.16 and 517,626.47 is: 714,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,346.37 : 1,307,347.16 = 517,626.47 : x
  2. Step 2: Convert to fraction form
    947,346.37/1,307,347.16 = 517,626.47/x
  3. Step 3: Cross multiply
    947,346.37x = 1,307,347.16 × 517,626.47
  4. Step 4: Simplify right side
    947,346.37x = 676,717,496,175.56
  5. Step 5: Solve for x
    x = 676,717,496,175.56/947,346.37
  6. Step 6: Final answer
    x = 714,329.54

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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.