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Finding the Fourth Proportional to 426,356.93, 588,368.95 and 235,366.22

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Solution

The fourth proportional to 426,356.93, 588,368.95 and 235,366.22 is: 324,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,356.93 : 588,368.95 = 235,366.22 : x
  2. Step 2: Convert to fraction form
    426,356.93/588,368.95 = 235,366.22/x
  3. Step 3: Cross multiply
    426,356.93x = 588,368.95 × 235,366.22
  4. Step 4: Simplify right side
    426,356.93x = 138,482,175,726.87
  5. Step 5: Solve for x
    x = 138,482,175,726.87/426,356.93
  6. Step 6: Final answer
    x = 324,803.39

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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.