Home / 971,387.40-1,457,081.10-551,483.40

Finding the Fourth Proportional to 971,387.40, 1,457,081.10 and 551,483.40

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Solution

The fourth proportional to 971,387.40, 1,457,081.10 and 551,483.40 is: 827,225.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,387.40 : 1,457,081.10 = 551,483.40 : x
  2. Step 2: Convert to fraction form
    971,387.40/1,457,081.10 = 551,483.40/x
  3. Step 3: Cross multiply
    971,387.40x = 1,457,081.10 × 551,483.40
  4. Step 4: Simplify right side
    971,387.40x = 803,556,039,103.74
  5. Step 5: Solve for x
    x = 803,556,039,103.74/971,387.40
  6. Step 6: Final answer
    x = 827,225.10

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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.