Home / 964,749.56-1,331,320.86-535,069.67

Finding the Fourth Proportional to 964,749.56, 1,331,320.86 and 535,069.67

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Solution

The fourth proportional to 964,749.56, 1,331,320.86 and 535,069.67 is: 738,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,749.56 : 1,331,320.86 = 535,069.67 : x
  2. Step 2: Convert to fraction form
    964,749.56/1,331,320.86 = 535,069.67/x
  3. Step 3: Cross multiply
    964,749.56x = 1,331,320.86 × 535,069.67
  4. Step 4: Simplify right side
    964,749.56x = 712,349,406,567.71
  5. Step 5: Solve for x
    x = 712,349,406,567.71/964,749.56
  6. Step 6: Final answer
    x = 738,377.54

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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.