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Finding the Fourth Proportional to 713,466.16, 1,070,356.96 and 240,136

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Solution

The fourth proportional to 713,466.16, 1,070,356.96 and 240,136 is: 360,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,466.16 : 1,070,356.96 = 240,136 : x
  2. Step 2: Convert to fraction form
    713,466.16/1,070,356.96 = 240,136/x
  3. Step 3: Cross multiply
    713,466.16x = 1,070,356.96 × 240,136
  4. Step 4: Simplify right side
    713,466.16x = 257,031,238,946.56
  5. Step 5: Solve for x
    x = 257,031,238,946.56/713,466.16
  6. Step 6: Final answer
    x = 360,257.08

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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.