Home / 916,050.85-1,374,170.58-317,011.05

Finding the Fourth Proportional to 916,050.85, 1,374,170.58 and 317,011.05

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Solution

The fourth proportional to 916,050.85, 1,374,170.58 and 317,011.05 is: 475,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,050.85 : 1,374,170.58 = 317,011.05 : x
  2. Step 2: Convert to fraction form
    916,050.85/1,374,170.58 = 317,011.05/x
  3. Step 3: Cross multiply
    916,050.85x = 1,374,170.58 × 317,011.05
  4. Step 4: Simplify right side
    916,050.85x = 435,627,258,444.91
  5. Step 5: Solve for x
    x = 435,627,258,444.91/916,050.85
  6. Step 6: Final answer
    x = 475,549.21

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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.