Home / 965,430.90-1,448,099.28-358,337.43

Finding the Fourth Proportional to 965,430.90, 1,448,099.28 and 358,337.43

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Solution

The fourth proportional to 965,430.90, 1,448,099.28 and 358,337.43 is: 537,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,430.90 : 1,448,099.28 = 358,337.43 : x
  2. Step 2: Convert to fraction form
    965,430.90/1,448,099.28 = 358,337.43/x
  3. Step 3: Cross multiply
    965,430.90x = 1,448,099.28 × 358,337.43
  4. Step 4: Simplify right side
    965,430.90x = 518,908,174,380.05
  5. Step 5: Solve for x
    x = 518,908,174,380.05/965,430.90
  6. Step 6: Final answer
    x = 537,488.67

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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.