Home / 529,484.98-730,795.55-314,583.68

Finding the Fourth Proportional to 529,484.98, 730,795.55 and 314,583.68

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Solution

The fourth proportional to 529,484.98, 730,795.55 and 314,583.68 is: 434,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,484.98 : 730,795.55 = 314,583.68 : x
  2. Step 2: Convert to fraction form
    529,484.98/730,795.55 = 314,583.68/x
  3. Step 3: Cross multiply
    529,484.98x = 730,795.55 × 314,583.68
  4. Step 4: Simplify right side
    529,484.98x = 229,896,353,446.62
  5. Step 5: Solve for x
    x = 229,896,353,446.62/529,484.98
  6. Step 6: Final answer
    x = 434,188.62

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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.