Home / 1,036,258.32-1,554,378.84-288,302.16

Finding the Fourth Proportional to 1,036,258.32, 1,554,378.84 and 288,302.16

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Solution

The fourth proportional to 1,036,258.32, 1,554,378.84 and 288,302.16 is: 432,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,258.32 : 1,554,378.84 = 288,302.16 : x
  2. Step 2: Convert to fraction form
    1,036,258.32/1,554,378.84 = 288,302.16/x
  3. Step 3: Cross multiply
    1,036,258.32x = 1,554,378.84 × 288,302.16
  4. Step 4: Simplify right side
    1,036,258.32x = 448,130,777,030.29
  5. Step 5: Solve for x
    x = 448,130,777,030.29/1,036,258.32
  6. Step 6: Final answer
    x = 432,450.84

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Double scale
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Similar ratio
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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.