Home / 945,707.84-1,417,812.96-472,132.16

Finding the Fourth Proportional to 945,707.84, 1,417,812.96 and 472,132.16

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Solution

The fourth proportional to 945,707.84, 1,417,812.96 and 472,132.16 is: 707,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,707.84 : 1,417,812.96 = 472,132.16 : x
  2. Step 2: Convert to fraction form
    945,707.84/1,417,812.96 = 472,132.16/x
  3. Step 3: Cross multiply
    945,707.84x = 1,417,812.96 × 472,132.16
  4. Step 4: Simplify right side
    945,707.84x = 669,395,095,280.79
  5. Step 5: Solve for x
    x = 669,395,095,280.79/945,707.84
  6. Step 6: Final answer
    x = 707,824.41

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Double scale
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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.