Home / 589,637.98-884,664.51-290,328.81

Finding the Fourth Proportional to 589,637.98, 884,664.51 and 290,328.81

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Solution

The fourth proportional to 589,637.98, 884,664.51 and 290,328.81 is: 435,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,637.98 : 884,664.51 = 290,328.81 : x
  2. Step 2: Convert to fraction form
    589,637.98/884,664.51 = 290,328.81/x
  3. Step 3: Cross multiply
    589,637.98x = 884,664.51 × 290,328.81
  4. Step 4: Simplify right side
    589,637.98x = 256,843,590,847.86
  5. Step 5: Solve for x
    x = 256,843,590,847.86/589,637.98
  6. Step 6: Final answer
    x = 435,595.40

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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.