Home / 915,096.15-1,262,908.27-507,325.90

Finding the Fourth Proportional to 915,096.15, 1,262,908.27 and 507,325.90

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Solution

The fourth proportional to 915,096.15, 1,262,908.27 and 507,325.90 is: 700,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,096.15 : 1,262,908.27 = 507,325.90 : x
  2. Step 2: Convert to fraction form
    915,096.15/1,262,908.27 = 507,325.90/x
  3. Step 3: Cross multiply
    915,096.15x = 1,262,908.27 × 507,325.90
  4. Step 4: Simplify right side
    915,096.15x = 640,706,077,849.09
  5. Step 5: Solve for x
    x = 640,706,077,849.09/915,096.15
  6. Step 6: Final answer
    x = 700,151.65

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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.