Home / 774,535.95-1,160,121.51-374,337.45

Finding the Fourth Proportional to 774,535.95, 1,160,121.51 and 374,337.45

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Solution

The fourth proportional to 774,535.95, 1,160,121.51 and 374,337.45 is: 560,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,535.95 : 1,160,121.51 = 374,337.45 : x
  2. Step 2: Convert to fraction form
    774,535.95/1,160,121.51 = 374,337.45/x
  3. Step 3: Cross multiply
    774,535.95x = 1,160,121.51 × 374,337.45
  4. Step 4: Simplify right side
    774,535.95x = 434,276,927,743.55
  5. Step 5: Solve for x
    x = 434,276,927,743.55/774,535.95
  6. Step 6: Final answer
    x = 560,693.05

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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.