Home / 742,477.98-1,024,442.20-452,086.10

Finding the Fourth Proportional to 742,477.98, 1,024,442.20 and 452,086.10

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Solution

The fourth proportional to 742,477.98, 1,024,442.20 and 452,086.10 is: 623,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,477.98 : 1,024,442.20 = 452,086.10 : x
  2. Step 2: Convert to fraction form
    742,477.98/1,024,442.20 = 452,086.10/x
  3. Step 3: Cross multiply
    742,477.98x = 1,024,442.20 × 452,086.10
  4. Step 4: Simplify right side
    742,477.98x = 463,136,078,873.42
  5. Step 5: Solve for x
    x = 463,136,078,873.42/742,477.98
  6. Step 6: Final answer
    x = 623,770.79

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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.