Home / 697,383.40-1,046,075.10-493,664.35

Finding the Fourth Proportional to 697,383.40, 1,046,075.10 and 493,664.35

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Solution

The fourth proportional to 697,383.40, 1,046,075.10 and 493,664.35 is: 740,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,383.40 : 1,046,075.10 = 493,664.35 : x
  2. Step 2: Convert to fraction form
    697,383.40/1,046,075.10 = 493,664.35/x
  3. Step 3: Cross multiply
    697,383.40x = 1,046,075.10 × 493,664.35
  4. Step 4: Simplify right side
    697,383.40x = 516,409,984,292.69
  5. Step 5: Solve for x
    x = 516,409,984,292.69/697,383.40
  6. Step 6: Final answer
    x = 740,496.53

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Double scale
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Similar ratio
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1.5x scale

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.