Home / 830,721.37-1,248,683.14-548,227.27

Finding the Fourth Proportional to 830,721.37, 1,248,683.14 and 548,227.27

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Solution

The fourth proportional to 830,721.37, 1,248,683.14 and 548,227.27 is: 824,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,721.37 : 1,248,683.14 = 548,227.27 : x
  2. Step 2: Convert to fraction form
    830,721.37/1,248,683.14 = 548,227.27/x
  3. Step 3: Cross multiply
    830,721.37x = 1,248,683.14 × 548,227.27
  4. Step 4: Simplify right side
    830,721.37x = 684,562,142,693.81
  5. Step 5: Solve for x
    x = 684,562,142,693.81/830,721.37
  6. Step 6: Final answer
    x = 824,057.46

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Double scale
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1.5x scale

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.