Home / 697,376.40-1,046,064.60-493,657.35

Finding the Fourth Proportional to 697,376.40, 1,046,064.60 and 493,657.35

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Solution

The fourth proportional to 697,376.40, 1,046,064.60 and 493,657.35 is: 740,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,376.40 : 1,046,064.60 = 493,657.35 : x
  2. Step 2: Convert to fraction form
    697,376.40/1,046,064.60 = 493,657.35/x
  3. Step 3: Cross multiply
    697,376.40x = 1,046,064.60 × 493,657.35
  4. Step 4: Simplify right side
    697,376.40x = 516,397,478,364.81
  5. Step 5: Solve for x
    x = 516,397,478,364.81/697,376.40
  6. Step 6: Final answer
    x = 740,486.03

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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.