Home / 788,522.18-1,182,783.14-189,483.34

Finding the Fourth Proportional to 788,522.18, 1,182,783.14 and 189,483.34

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Solution

The fourth proportional to 788,522.18, 1,182,783.14 and 189,483.34 is: 284,224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,522.18 : 1,182,783.14 = 189,483.34 : x
  2. Step 2: Convert to fraction form
    788,522.18/1,182,783.14 = 189,483.34/x
  3. Step 3: Cross multiply
    788,522.18x = 1,182,783.14 × 189,483.34
  4. Step 4: Simplify right side
    788,522.18x = 224,117,699,862.89
  5. Step 5: Solve for x
    x = 224,117,699,862.89/788,522.18
  6. Step 6: Final answer
    x = 284,224.98

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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.