Home / 1,069,297.60-1,604,378.40-470,372.80

Finding the Fourth Proportional to 1,069,297.60, 1,604,378.40 and 470,372.80

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Solution

The fourth proportional to 1,069,297.60, 1,604,378.40 and 470,372.80 is: 705,749.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,297.60 : 1,604,378.40 = 470,372.80 : x
  2. Step 2: Convert to fraction form
    1,069,297.60/1,604,378.40 = 470,372.80/x
  3. Step 3: Cross multiply
    1,069,297.60x = 1,604,378.40 × 470,372.80
  4. Step 4: Simplify right side
    1,069,297.60x = 754,655,960,267.52
  5. Step 5: Solve for x
    x = 754,655,960,267.52/1,069,297.60
  6. Step 6: Final answer
    x = 705,749.23

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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.