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Finding the Fourth Proportional to 684,258.04, 944,068.71 and 477,520.93

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Solution

The fourth proportional to 684,258.04, 944,068.71 and 477,520.93 is: 658,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,258.04 : 944,068.71 = 477,520.93 : x
  2. Step 2: Convert to fraction form
    684,258.04/944,068.71 = 477,520.93/x
  3. Step 3: Cross multiply
    684,258.04x = 944,068.71 × 477,520.93
  4. Step 4: Simplify right side
    684,258.04x = 450,812,568,383.10
  5. Step 5: Solve for x
    x = 450,812,568,383.10/684,258.04
  6. Step 6: Final answer
    x = 658,834.16

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1.5x scale

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.