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Finding the Fourth Proportional to 473,920.80, 709,498.80 and 460,096.80

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Solution

The fourth proportional to 473,920.80, 709,498.80 and 460,096.80 is: 688,803.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,920.80 : 709,498.80 = 460,096.80 : x
  2. Step 2: Convert to fraction form
    473,920.80/709,498.80 = 460,096.80/x
  3. Step 3: Cross multiply
    473,920.80x = 709,498.80 × 460,096.80
  4. Step 4: Simplify right side
    473,920.80x = 326,438,127,483.84
  5. Step 5: Solve for x
    x = 326,438,127,483.84/473,920.80
  6. Step 6: Final answer
    x = 688,803.12

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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.