Home / 707,551.20-1,061,326.80-483,602.40

Finding the Fourth Proportional to 707,551.20, 1,061,326.80 and 483,602.40

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Solution

The fourth proportional to 707,551.20, 1,061,326.80 and 483,602.40 is: 725,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,551.20 : 1,061,326.80 = 483,602.40 : x
  2. Step 2: Convert to fraction form
    707,551.20/1,061,326.80 = 483,602.40/x
  3. Step 3: Cross multiply
    707,551.20x = 1,061,326.80 × 483,602.40
  4. Step 4: Simplify right side
    707,551.20x = 513,260,187,664.32
  5. Step 5: Solve for x
    x = 513,260,187,664.32/707,551.20
  6. Step 6: Final answer
    x = 725,403.60

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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.