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Finding the Fourth Proportional to 473,000.40, 709,500.60 and 463,669.20

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Solution

The fourth proportional to 473,000.40, 709,500.60 and 463,669.20 is: 695,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,000.40 : 709,500.60 = 463,669.20 : x
  2. Step 2: Convert to fraction form
    473,000.40/709,500.60 = 463,669.20/x
  3. Step 3: Cross multiply
    473,000.40x = 709,500.60 × 463,669.20
  4. Step 4: Simplify right side
    473,000.40x = 328,973,575,601.52
  5. Step 5: Solve for x
    x = 328,973,575,601.52/473,000.40
  6. Step 6: Final answer
    x = 695,503.80

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Similar ratio
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1.5x scale

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.