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Finding the Fourth Proportional to 610,015.55, 841,798.53 and 338,088.08

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Solution

The fourth proportional to 610,015.55, 841,798.53 and 338,088.08 is: 466,548.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,015.55 : 841,798.53 = 338,088.08 : x
  2. Step 2: Convert to fraction form
    610,015.55/841,798.53 = 338,088.08/x
  3. Step 3: Cross multiply
    610,015.55x = 841,798.53 × 338,088.08
  4. Step 4: Simplify right side
    610,015.55x = 284,602,050,859.02
  5. Step 5: Solve for x
    x = 284,602,050,859.02/610,015.55
  6. Step 6: Final answer
    x = 466,548.85

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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.