Home / 879,901.46-1,214,256.93-477,493.46

Finding the Fourth Proportional to 879,901.46, 1,214,256.93 and 477,493.46

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Solution

The fourth proportional to 879,901.46, 1,214,256.93 and 477,493.46 is: 658,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,901.46 : 1,214,256.93 = 477,493.46 : x
  2. Step 2: Convert to fraction form
    879,901.46/1,214,256.93 = 477,493.46/x
  3. Step 3: Cross multiply
    879,901.46x = 1,214,256.93 × 477,493.46
  4. Step 4: Simplify right side
    879,901.46x = 579,799,742,834.68
  5. Step 5: Solve for x
    x = 579,799,742,834.68/879,901.46
  6. Step 6: Final answer
    x = 658,937.13

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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.