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Finding the Fourth Proportional to 473,459.54, 653,407.53 and 269,510.55

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Solution

The fourth proportional to 473,459.54, 653,407.53 and 269,510.55 is: 371,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,459.54 : 653,407.53 = 269,510.55 : x
  2. Step 2: Convert to fraction form
    473,459.54/653,407.53 = 269,510.55/x
  3. Step 3: Cross multiply
    473,459.54x = 653,407.53 × 269,510.55
  4. Step 4: Simplify right side
    473,459.54x = 176,100,219,323.50
  5. Step 5: Solve for x
    x = 176,100,219,323.50/473,459.54
  6. Step 6: Final answer
    x = 371,943.55

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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.