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Finding the Fourth Proportional to 973,405.80, 1,460,108.70 and 637,482.60

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Solution

The fourth proportional to 973,405.80, 1,460,108.70 and 637,482.60 is: 956,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,405.80 : 1,460,108.70 = 637,482.60 : x
  2. Step 2: Convert to fraction form
    973,405.80/1,460,108.70 = 637,482.60/x
  3. Step 3: Cross multiply
    973,405.80x = 1,460,108.70 × 637,482.60
  4. Step 4: Simplify right side
    973,405.80x = 930,793,890,358.62
  5. Step 5: Solve for x
    x = 930,793,890,358.62/973,405.80
  6. Step 6: Final answer
    x = 956,223.90

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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.