Home / 975,087.40-1,462,631.10-656,222.80

Finding the Fourth Proportional to 975,087.40, 1,462,631.10 and 656,222.80

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Solution

The fourth proportional to 975,087.40, 1,462,631.10 and 656,222.80 is: 984,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,087.40 : 1,462,631.10 = 656,222.80 : x
  2. Step 2: Convert to fraction form
    975,087.40/1,462,631.10 = 656,222.80/x
  3. Step 3: Cross multiply
    975,087.40x = 1,462,631.10 × 656,222.80
  4. Step 4: Simplify right side
    975,087.40x = 959,811,875,809.08
  5. Step 5: Solve for x
    x = 959,811,875,809.08/975,087.40
  6. Step 6: Final answer
    x = 984,334.20

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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.