Home / 1,477,031.77-2,215,547.67-355,100.77

Finding the Fourth Proportional to 1,477,031.77, 2,215,547.67 and 355,100.77

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Solution

The fourth proportional to 1,477,031.77, 2,215,547.67 and 355,100.77 is: 532,651.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,031.77 : 2,215,547.67 = 355,100.77 : x
  2. Step 2: Convert to fraction form
    1,477,031.77/2,215,547.67 = 355,100.77/x
  3. Step 3: Cross multiply
    1,477,031.77x = 2,215,547.67 × 355,100.77
  4. Step 4: Simplify right side
    1,477,031.77x = 786,742,683,588.71
  5. Step 5: Solve for x
    x = 786,742,683,588.71/1,477,031.77
  6. Step 6: Final answer
    x = 532,651.16

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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.