Home / 607,795.18-838,807.85-335,916.15

Finding the Fourth Proportional to 607,795.18, 838,807.85 and 335,916.15

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Solution

The fourth proportional to 607,795.18, 838,807.85 and 335,916.15 is: 463,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,795.18 : 838,807.85 = 335,916.15 : x
  2. Step 2: Convert to fraction form
    607,795.18/838,807.85 = 335,916.15/x
  3. Step 3: Cross multiply
    607,795.18x = 838,807.85 × 335,916.15
  4. Step 4: Simplify right side
    607,795.18x = 281,769,101,256.04
  5. Step 5: Solve for x
    x = 281,769,101,256.04/607,795.18
  6. Step 6: Final answer
    x = 463,592.20

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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.