Home / 942,979.74-1,301,340.14-580,612.67

Finding the Fourth Proportional to 942,979.74, 1,301,340.14 and 580,612.67

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Solution

The fourth proportional to 942,979.74, 1,301,340.14 and 580,612.67 is: 801,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,979.74 : 1,301,340.14 = 580,612.67 : x
  2. Step 2: Convert to fraction form
    942,979.74/1,301,340.14 = 580,612.67/x
  3. Step 3: Cross multiply
    942,979.74x = 1,301,340.14 × 580,612.67
  4. Step 4: Simplify right side
    942,979.74x = 755,574,563,853.81
  5. Step 5: Solve for x
    x = 755,574,563,853.81/942,979.74
  6. Step 6: Final answer
    x = 801,262.78

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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.