Home / 849,312.56-1,172,059.54-467,347.55

Finding the Fourth Proportional to 849,312.56, 1,172,059.54 and 467,347.55

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Solution

The fourth proportional to 849,312.56, 1,172,059.54 and 467,347.55 is: 644,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,312.56 : 1,172,059.54 = 467,347.55 : x
  2. Step 2: Convert to fraction form
    849,312.56/1,172,059.54 = 467,347.55/x
  3. Step 3: Cross multiply
    849,312.56x = 1,172,059.54 × 467,347.55
  4. Step 4: Simplify right side
    849,312.56x = 547,759,147,444.46
  5. Step 5: Solve for x
    x = 547,759,147,444.46/849,312.56
  6. Step 6: Final answer
    x = 644,944.12

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Double scale
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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.