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Finding the Fourth Proportional to 605,600.10, 906,650.55 and 369,404.10

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Solution

The fourth proportional to 605,600.10, 906,650.55 and 369,404.10 is: 553,038.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,600.10 : 906,650.55 = 369,404.10 : x
  2. Step 2: Convert to fraction form
    605,600.10/906,650.55 = 369,404.10/x
  3. Step 3: Cross multiply
    605,600.10x = 906,650.55 × 369,404.10
  4. Step 4: Simplify right side
    605,600.10x = 334,920,430,437.26
  5. Step 5: Solve for x
    x = 334,920,430,437.26/605,600.10
  6. Step 6: Final answer
    x = 553,038.93

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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.