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Finding the Fourth Proportional to 610,790.07, 842,598 and 365,607.53

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Solution

The fourth proportional to 610,790.07, 842,598 and 365,607.53 is: 504,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,790.07 : 842,598 = 365,607.53 : x
  2. Step 2: Convert to fraction form
    610,790.07/842,598 = 365,607.53/x
  3. Step 3: Cross multiply
    610,790.07x = 842,598 × 365,607.53
  4. Step 4: Simplify right side
    610,790.07x = 308,060,169,349.95
  5. Step 5: Solve for x
    x = 308,060,169,349.95/610,790.07
  6. Step 6: Final answer
    x = 504,363.42

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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.