Home / 935,768.76-1,403,506.56-304,678.32

Finding the Fourth Proportional to 935,768.76, 1,403,506.56 and 304,678.32

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Solution

The fourth proportional to 935,768.76, 1,403,506.56 and 304,678.32 is: 456,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,768.76 : 1,403,506.56 = 304,678.32 : x
  2. Step 2: Convert to fraction form
    935,768.76/1,403,506.56 = 304,678.32/x
  3. Step 3: Cross multiply
    935,768.76x = 1,403,506.56 × 304,678.32
  4. Step 4: Simplify right side
    935,768.76x = 427,618,020,809.78
  5. Step 5: Solve for x
    x = 427,618,020,809.78/935,768.76
  6. Step 6: Final answer
    x = 456,969.75

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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.