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Finding the Fourth Proportional to 503,454.70, 754,880.46 and 341,547.58

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Solution

The fourth proportional to 503,454.70, 754,880.46 and 341,547.58 is: 512,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,454.70 : 754,880.46 = 341,547.58 : x
  2. Step 2: Convert to fraction form
    503,454.70/754,880.46 = 341,547.58/x
  3. Step 3: Cross multiply
    503,454.70x = 754,880.46 × 341,547.58
  4. Step 4: Simplify right side
    503,454.70x = 257,827,594,302.29
  5. Step 5: Solve for x
    x = 257,827,594,302.29/503,454.70
  6. Step 6: Final answer
    x = 512,116.77

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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.