Home / 903,407.51-1,246,704.14-495,512.67

Finding the Fourth Proportional to 903,407.51, 1,246,704.14 and 495,512.67

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Solution

The fourth proportional to 903,407.51, 1,246,704.14 and 495,512.67 is: 683,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,407.51 : 1,246,704.14 = 495,512.67 : x
  2. Step 2: Convert to fraction form
    903,407.51/1,246,704.14 = 495,512.67/x
  3. Step 3: Cross multiply
    903,407.51x = 1,246,704.14 × 495,512.67
  4. Step 4: Simplify right side
    903,407.51x = 617,757,697,111.45
  5. Step 5: Solve for x
    x = 617,757,697,111.45/903,407.51
  6. Step 6: Final answer
    x = 683,808.46

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Double scale
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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.