Home / 707,045.84-975,743.62-384,776.36

Finding the Fourth Proportional to 707,045.84, 975,743.62 and 384,776.36

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Solution

The fourth proportional to 707,045.84, 975,743.62 and 384,776.36 is: 531,002.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,045.84 : 975,743.62 = 384,776.36 : x
  2. Step 2: Convert to fraction form
    707,045.84/975,743.62 = 384,776.36/x
  3. Step 3: Cross multiply
    707,045.84x = 975,743.62 × 384,776.36
  4. Step 4: Simplify right side
    707,045.84x = 375,443,076,215.20
  5. Step 5: Solve for x
    x = 375,443,076,215.20/707,045.84
  6. Step 6: Final answer
    x = 531,002.45

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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.