Home / 748,385.87-1,031,559.23-584,756.28

Finding the Fourth Proportional to 748,385.87, 1,031,559.23 and 584,756.28

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Solution

The fourth proportional to 748,385.87, 1,031,559.23 and 584,756.28 is: 806,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,385.87 : 1,031,559.23 = 584,756.28 : x
  2. Step 2: Convert to fraction form
    748,385.87/1,031,559.23 = 584,756.28/x
  3. Step 3: Cross multiply
    748,385.87x = 1,031,559.23 × 584,756.28
  4. Step 4: Simplify right side
    748,385.87x = 603,210,739,396.36
  5. Step 5: Solve for x
    x = 603,210,739,396.36/748,385.87
  6. Step 6: Final answer
    x = 806,015.68

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Double scale
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1.5x scale

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.