Home / 897,424.54-1,346,148.53-298,385.69

Finding the Fourth Proportional to 897,424.54, 1,346,148.53 and 298,385.69

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Solution

The fourth proportional to 897,424.54, 1,346,148.53 and 298,385.69 is: 447,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,424.54 : 1,346,148.53 = 298,385.69 : x
  2. Step 2: Convert to fraction form
    897,424.54/1,346,148.53 = 298,385.69/x
  3. Step 3: Cross multiply
    897,424.54x = 1,346,148.53 × 298,385.69
  4. Step 4: Simplify right side
    897,424.54x = 401,671,457,966.54
  5. Step 5: Solve for x
    x = 401,671,457,966.54/897,424.54
  6. Step 6: Final answer
    x = 447,582.43

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Double scale
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Similar ratio
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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.