Home / 742,013.84-1,113,102.48-236,457.20

Finding the Fourth Proportional to 742,013.84, 1,113,102.48 and 236,457.20

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Solution

The fourth proportional to 742,013.84, 1,113,102.48 and 236,457.20 is: 354,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,013.84 : 1,113,102.48 = 236,457.20 : x
  2. Step 2: Convert to fraction form
    742,013.84/1,113,102.48 = 236,457.20/x
  3. Step 3: Cross multiply
    742,013.84x = 1,113,102.48 × 236,457.20
  4. Step 4: Simplify right side
    742,013.84x = 263,201,095,733.86
  5. Step 5: Solve for x
    x = 263,201,095,733.86/742,013.84
  6. Step 6: Final answer
    x = 354,711.84

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Double scale
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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.