Home / 749,055.18-1,033,714.44-454,708.38

Finding the Fourth Proportional to 749,055.18, 1,033,714.44 and 454,708.38

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Solution

The fourth proportional to 749,055.18, 1,033,714.44 and 454,708.38 is: 627,508.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,055.18 : 1,033,714.44 = 454,708.38 : x
  2. Step 2: Convert to fraction form
    749,055.18/1,033,714.44 = 454,708.38/x
  3. Step 3: Cross multiply
    749,055.18x = 1,033,714.44 × 454,708.38
  4. Step 4: Simplify right side
    749,055.18x = 470,038,618,395.01
  5. Step 5: Solve for x
    x = 470,038,618,395.01/749,055.18
  6. Step 6: Final answer
    x = 627,508.67

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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.