Home / 928,870.80-1,393,500.60-297,848.40

Finding the Fourth Proportional to 928,870.80, 1,393,500.60 and 297,848.40

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Solution

The fourth proportional to 928,870.80, 1,393,500.60 and 297,848.40 is: 446,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,870.80 : 1,393,500.60 = 297,848.40 : x
  2. Step 2: Convert to fraction form
    928,870.80/1,393,500.60 = 297,848.40/x
  3. Step 3: Cross multiply
    928,870.80x = 1,393,500.60 × 297,848.40
  4. Step 4: Simplify right side
    928,870.80x = 415,051,924,109.04
  5. Step 5: Solve for x
    x = 415,051,924,109.04/928,870.80
  6. Step 6: Final answer
    x = 446,834.94

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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.