Home / 888,852.69-1,226,607.48-480,945.51

Finding the Fourth Proportional to 888,852.69, 1,226,607.48 and 480,945.51

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Solution

The fourth proportional to 888,852.69, 1,226,607.48 and 480,945.51 is: 663,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,852.69 : 1,226,607.48 = 480,945.51 : x
  2. Step 2: Convert to fraction form
    888,852.69/1,226,607.48 = 480,945.51/x
  3. Step 3: Cross multiply
    888,852.69x = 1,226,607.48 × 480,945.51
  4. Step 4: Simplify right side
    888,852.69x = 589,931,360,038.42
  5. Step 5: Solve for x
    x = 589,931,360,038.42/888,852.69
  6. Step 6: Final answer
    x = 663,699.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.