Home / 1,105,125.57-1,657,688.44-306,407.14

Finding the Fourth Proportional to 1,105,125.57, 1,657,688.44 and 306,407.14

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Solution

The fourth proportional to 1,105,125.57, 1,657,688.44 and 306,407.14 is: 459,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,125.57 : 1,657,688.44 = 306,407.14 : x
  2. Step 2: Convert to fraction form
    1,105,125.57/1,657,688.44 = 306,407.14/x
  3. Step 3: Cross multiply
    1,105,125.57x = 1,657,688.44 × 306,407.14
  4. Step 4: Simplify right side
    1,105,125.57x = 507,927,565,623.02
  5. Step 5: Solve for x
    x = 507,927,565,623.02/1,105,125.57
  6. Step 6: Final answer
    x = 459,610.73

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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.