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Finding the Fourth Proportional to 596,417.94, 821,922.96 and 426,356.82

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Solution

The fourth proportional to 596,417.94, 821,922.96 and 426,356.82 is: 587,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,417.94 : 821,922.96 = 426,356.82 : x
  2. Step 2: Convert to fraction form
    596,417.94/821,922.96 = 426,356.82/x
  3. Step 3: Cross multiply
    596,417.94x = 821,922.96 × 426,356.82
  4. Step 4: Simplify right side
    596,417.94x = 350,432,459,510.59
  5. Step 5: Solve for x
    x = 350,432,459,510.59/596,417.94
  6. Step 6: Final answer
    x = 587,561.90

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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.