Home / 935,575.94-1,290,800.07-572,621.42

Finding the Fourth Proportional to 935,575.94, 1,290,800.07 and 572,621.42

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Solution

The fourth proportional to 935,575.94, 1,290,800.07 and 572,621.42 is: 790,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,575.94 : 1,290,800.07 = 572,621.42 : x
  2. Step 2: Convert to fraction form
    935,575.94/1,290,800.07 = 572,621.42/x
  3. Step 3: Cross multiply
    935,575.94x = 1,290,800.07 × 572,621.42
  4. Step 4: Simplify right side
    935,575.94x = 739,139,762,565.50
  5. Step 5: Solve for x
    x = 739,139,762,565.50/935,575.94
  6. Step 6: Final answer
    x = 790,037.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.