Home / 445,724.24-615,011.72-264,402.32

Finding the Fourth Proportional to 445,724.24, 615,011.72 and 264,402.32

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Solution

The fourth proportional to 445,724.24, 615,011.72 and 264,402.32 is: 364,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,724.24 : 615,011.72 = 264,402.32 : x
  2. Step 2: Convert to fraction form
    445,724.24/615,011.72 = 264,402.32/x
  3. Step 3: Cross multiply
    445,724.24x = 615,011.72 × 264,402.32
  4. Step 4: Simplify right side
    445,724.24x = 162,610,525,595.19
  5. Step 5: Solve for x
    x = 162,610,525,595.19/445,724.24
  6. Step 6: Final answer
    x = 364,823.16

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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.