Home / 814,225.77-1,123,683.03-470,125.24

Finding the Fourth Proportional to 814,225.77, 1,123,683.03 and 470,125.24

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Solution

The fourth proportional to 814,225.77, 1,123,683.03 and 470,125.24 is: 648,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,225.77 : 1,123,683.03 = 470,125.24 : x
  2. Step 2: Convert to fraction form
    814,225.77/1,123,683.03 = 470,125.24/x
  3. Step 3: Cross multiply
    814,225.77x = 1,123,683.03 × 470,125.24
  4. Step 4: Simplify right side
    814,225.77x = 528,271,751,353.47
  5. Step 5: Solve for x
    x = 528,271,751,353.47/814,225.77
  6. Step 6: Final answer
    x = 648,802.54

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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.