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Finding the Fourth Proportional to 564,379.54, 777,565.47 and 537,475.34

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Solution

The fourth proportional to 564,379.54, 777,565.47 and 537,475.34 is: 740,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,379.54 : 777,565.47 = 537,475.34 : x
  2. Step 2: Convert to fraction form
    564,379.54/777,565.47 = 537,475.34/x
  3. Step 3: Cross multiply
    564,379.54x = 777,565.47 × 537,475.34
  4. Step 4: Simplify right side
    564,379.54x = 417,922,265,360.51
  5. Step 5: Solve for x
    x = 417,922,265,360.51/564,379.54
  6. Step 6: Final answer
    x = 740,498.61

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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.