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Finding the Fourth Proportional to 522,038.58, 720,433.01 and 292,600.07

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Solution

The fourth proportional to 522,038.58, 720,433.01 and 292,600.07 is: 403,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,038.58 : 720,433.01 = 292,600.07 : x
  2. Step 2: Convert to fraction form
    522,038.58/720,433.01 = 292,600.07/x
  3. Step 3: Cross multiply
    522,038.58x = 720,433.01 × 292,600.07
  4. Step 4: Simplify right side
    522,038.58x = 210,798,749,156.31
  5. Step 5: Solve for x
    x = 210,798,749,156.31/522,038.58
  6. Step 6: Final answer
    x = 403,799.18

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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.