Home / 473,899.47-653,981.23-259,040.40

Finding the Fourth Proportional to 473,899.47, 653,981.23 and 259,040.40

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Solution

The fourth proportional to 473,899.47, 653,981.23 and 259,040.40 is: 357,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,899.47 : 653,981.23 = 259,040.40 : x
  2. Step 2: Convert to fraction form
    473,899.47/653,981.23 = 259,040.40/x
  3. Step 3: Cross multiply
    473,899.47x = 653,981.23 × 259,040.40
  4. Step 4: Simplify right side
    473,899.47x = 169,407,559,411.69
  5. Step 5: Solve for x
    x = 169,407,559,411.69/473,899.47
  6. Step 6: Final answer
    x = 357,475.73

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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.