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Finding the Fourth Proportional to 974,448.80, 1,463,228.40 and 710,064.80

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Solution

The fourth proportional to 974,448.80, 1,463,228.40 and 710,064.80 is: 1,066,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,448.80 : 1,463,228.40 = 710,064.80 : x
  2. Step 2: Convert to fraction form
    974,448.80/1,463,228.40 = 710,064.80/x
  3. Step 3: Cross multiply
    974,448.80x = 1,463,228.40 × 710,064.80
  4. Step 4: Simplify right side
    974,448.80x = 1,038,986,981,200.32
  5. Step 5: Solve for x
    x = 1,038,986,981,200.32/974,448.80
  6. Step 6: Final answer
    x = 1,066,230.45

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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.