Home / 446,270.40-615,834.76-242,313.36

Finding the Fourth Proportional to 446,270.40, 615,834.76 and 242,313.36

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Solution

The fourth proportional to 446,270.40, 615,834.76 and 242,313.36 is: 334,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,270.40 : 615,834.76 = 242,313.36 : x
  2. Step 2: Convert to fraction form
    446,270.40/615,834.76 = 242,313.36/x
  3. Step 3: Cross multiply
    446,270.40x = 615,834.76 × 242,313.36
  4. Step 4: Simplify right side
    446,270.40x = 149,224,989,900.39
  5. Step 5: Solve for x
    x = 149,224,989,900.39/446,270.40
  6. Step 6: Final answer
    x = 334,382.45

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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.