Home / 932,504.63-1,398,756.95-301,418.45

Finding the Fourth Proportional to 932,504.63, 1,398,756.95 and 301,418.45

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Solution

The fourth proportional to 932,504.63, 1,398,756.95 and 301,418.45 is: 452,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,504.63 : 1,398,756.95 = 301,418.45 : x
  2. Step 2: Convert to fraction form
    932,504.63/1,398,756.95 = 301,418.45/x
  3. Step 3: Cross multiply
    932,504.63x = 1,398,756.95 × 301,418.45
  4. Step 4: Simplify right side
    932,504.63x = 421,611,143,294.85
  5. Step 5: Solve for x
    x = 421,611,143,294.85/932,504.63
  6. Step 6: Final answer
    x = 452,127.67

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Double scale
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Similar ratio
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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.