Home / 1,069,548.18-1,604,524.56-429,901.74

Finding the Fourth Proportional to 1,069,548.18, 1,604,524.56 and 429,901.74

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Solution

The fourth proportional to 1,069,548.18, 1,604,524.56 and 429,901.74 is: 644,933.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,548.18 : 1,604,524.56 = 429,901.74 : x
  2. Step 2: Convert to fraction form
    1,069,548.18/1,604,524.56 = 429,901.74/x
  3. Step 3: Cross multiply
    1,069,548.18x = 1,604,524.56 × 429,901.74
  4. Step 4: Simplify right side
    1,069,548.18x = 689,787,900,216.73
  5. Step 5: Solve for x
    x = 689,787,900,216.73/1,069,548.18
  6. Step 6: Final answer
    x = 644,933.92

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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.