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Finding the Fourth Proportional to 1,038,618, 1,557,927 and 250,650

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Solution

The fourth proportional to 1,038,618, 1,557,927 and 250,650 is: 375,975

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,618 : 1,557,927 = 250,650 : x
  2. Step 2: Convert to fraction form
    1,038,618/1,557,927 = 250,650/x
  3. Step 3: Cross multiply
    1,038,618x = 1,557,927 × 250,650
  4. Step 4: Simplify right side
    1,038,618x = 390,494,402,550
  5. Step 5: Solve for x
    x = 390,494,402,550/1,038,618
  6. Step 6: Final answer
    x = 375,975

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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.