Home / 860,748.40-1,289,567.40-736,332.40

Finding the Fourth Proportional to 860,748.40, 1,289,567.40 and 736,332.40

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Solution

The fourth proportional to 860,748.40, 1,289,567.40 and 736,332.40 is: 1,103,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,748.40 : 1,289,567.40 = 736,332.40 : x
  2. Step 2: Convert to fraction form
    860,748.40/1,289,567.40 = 736,332.40/x
  3. Step 3: Cross multiply
    860,748.40x = 1,289,567.40 × 736,332.40
  4. Step 4: Simplify right side
    860,748.40x = 949,550,258,603.76
  5. Step 5: Solve for x
    x = 949,550,258,603.76/860,748.40
  6. Step 6: Final answer
    x = 1,103,168.19

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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.