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Finding the Fourth Proportional to 973,572.60, 1,460,358.90 and 553,668.60

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Solution

The fourth proportional to 973,572.60, 1,460,358.90 and 553,668.60 is: 830,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,572.60 : 1,460,358.90 = 553,668.60 : x
  2. Step 2: Convert to fraction form
    973,572.60/1,460,358.90 = 553,668.60/x
  3. Step 3: Cross multiply
    973,572.60x = 1,460,358.90 × 553,668.60
  4. Step 4: Simplify right side
    973,572.60x = 808,554,867,660.54
  5. Step 5: Solve for x
    x = 808,554,867,660.54/973,572.60
  6. Step 6: Final answer
    x = 830,502.90

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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.