Home / 631,316.52-946,983.42-352,607.40

Finding the Fourth Proportional to 631,316.52, 946,983.42 and 352,607.40

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Solution

The fourth proportional to 631,316.52, 946,983.42 and 352,607.40 is: 528,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,316.52 : 946,983.42 = 352,607.40 : x
  2. Step 2: Convert to fraction form
    631,316.52/946,983.42 = 352,607.40/x
  3. Step 3: Cross multiply
    631,316.52x = 946,983.42 × 352,607.40
  4. Step 4: Simplify right side
    631,316.52x = 333,913,361,569.31
  5. Step 5: Solve for x
    x = 333,913,361,569.31/631,316.52
  6. Step 6: Final answer
    x = 528,915.93

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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.