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Finding the Fourth Proportional to 371,547.52, 512,892.32 and 250,852.16

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Solution

The fourth proportional to 371,547.52, 512,892.32 and 250,852.16 is: 346,281.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,547.52 : 512,892.32 = 250,852.16 : x
  2. Step 2: Convert to fraction form
    371,547.52/512,892.32 = 250,852.16/x
  3. Step 3: Cross multiply
    371,547.52x = 512,892.32 × 250,852.16
  4. Step 4: Simplify right side
    371,547.52x = 128,660,146,319.41
  5. Step 5: Solve for x
    x = 128,660,146,319.41/371,547.52
  6. Step 6: Final answer
    x = 346,281.81

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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.