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Finding the Fourth Proportional to 788,496, 1,088,124.48 and 430,800

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Solution

The fourth proportional to 788,496, 1,088,124.48 and 430,800 is: 594,504

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,496 : 1,088,124.48 = 430,800 : x
  2. Step 2: Convert to fraction form
    788,496/1,088,124.48 = 430,800/x
  3. Step 3: Cross multiply
    788,496x = 1,088,124.48 × 430,800
  4. Step 4: Simplify right side
    788,496x = 468,764,025,984
  5. Step 5: Solve for x
    x = 468,764,025,984/788,496
  6. Step 6: Final answer
    x = 594,504

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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.