Home / 710,615.55-1,066,476.08-495,989.16

Finding the Fourth Proportional to 710,615.55, 1,066,476.08 and 495,989.16

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Solution

The fourth proportional to 710,615.55, 1,066,476.08 and 495,989.16 is: 744,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,615.55 : 1,066,476.08 = 495,989.16 : x
  2. Step 2: Convert to fraction form
    710,615.55/1,066,476.08 = 495,989.16/x
  3. Step 3: Cross multiply
    710,615.55x = 1,066,476.08 × 495,989.16
  4. Step 4: Simplify right side
    710,615.55x = 528,960,572,599.35
  5. Step 5: Solve for x
    x = 528,960,572,599.35/710,615.55
  6. Step 6: Final answer
    x = 744,369.54

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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.