Home / 742,210.12-1,113,162.06-362,741.32

Finding the Fourth Proportional to 742,210.12, 1,113,162.06 and 362,741.32

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Solution

The fourth proportional to 742,210.12, 1,113,162.06 and 362,741.32 is: 544,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,210.12 : 1,113,162.06 = 362,741.32 : x
  2. Step 2: Convert to fraction form
    742,210.12/1,113,162.06 = 362,741.32/x
  3. Step 3: Cross multiply
    742,210.12x = 1,113,162.06 × 362,741.32
  4. Step 4: Simplify right side
    742,210.12x = 403,789,875,018.32
  5. Step 5: Solve for x
    x = 403,789,875,018.32/742,210.12
  6. Step 6: Final answer
    x = 544,037.15

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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.