Home / 742,798.96-1,025,066.85-436,888.28

Finding the Fourth Proportional to 742,798.96, 1,025,066.85 and 436,888.28

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Solution

The fourth proportional to 742,798.96, 1,025,066.85 and 436,888.28 is: 602,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,798.96 : 1,025,066.85 = 436,888.28 : x
  2. Step 2: Convert to fraction form
    742,798.96/1,025,066.85 = 436,888.28/x
  3. Step 3: Cross multiply
    742,798.96x = 1,025,066.85 × 436,888.28
  4. Step 4: Simplify right side
    742,798.96x = 447,839,693,905.85
  5. Step 5: Solve for x
    x = 447,839,693,905.85/742,798.96
  6. Step 6: Final answer
    x = 602,908.35

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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.