Home / 1,507,583.40-2,261,666.70-442,660.20

Finding the Fourth Proportional to 1,507,583.40, 2,261,666.70 and 442,660.20

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Solution

The fourth proportional to 1,507,583.40, 2,261,666.70 and 442,660.20 is: 664,075.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,583.40 : 2,261,666.70 = 442,660.20 : x
  2. Step 2: Convert to fraction form
    1,507,583.40/2,261,666.70 = 442,660.20/x
  3. Step 3: Cross multiply
    1,507,583.40x = 2,261,666.70 × 442,660.20
  4. Step 4: Simplify right side
    1,507,583.40x = 1,001,149,833,755.34
  5. Step 5: Solve for x
    x = 1,001,149,833,755.34/1,507,583.40
  6. Step 6: Final answer
    x = 664,075.92

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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.