Home / 740,477.10-1,109,938.05-291,024.30

Finding the Fourth Proportional to 740,477.10, 1,109,938.05 and 291,024.30

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Solution

The fourth proportional to 740,477.10, 1,109,938.05 and 291,024.30 is: 436,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,477.10 : 1,109,938.05 = 291,024.30 : x
  2. Step 2: Convert to fraction form
    740,477.10/1,109,938.05 = 291,024.30/x
  3. Step 3: Cross multiply
    740,477.10x = 1,109,938.05 × 291,024.30
  4. Step 4: Simplify right side
    740,477.10x = 323,018,944,044.62
  5. Step 5: Solve for x
    x = 323,018,944,044.62/740,477.10
  6. Step 6: Final answer
    x = 436,230.84

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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.