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Finding the Fourth Proportional to 564,377.42, 777,562.54 and 537,473.21

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Solution

The fourth proportional to 564,377.42, 777,562.54 and 537,473.21 is: 740,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,377.42 : 777,562.54 = 537,473.21 : x
  2. Step 2: Convert to fraction form
    564,377.42/777,562.54 = 537,473.21/x
  3. Step 3: Cross multiply
    564,377.42x = 777,562.54 × 537,473.21
  4. Step 4: Simplify right side
    564,377.42x = 417,919,034,349.55
  5. Step 5: Solve for x
    x = 417,919,034,349.55/564,377.42
  6. Step 6: Final answer
    x = 740,495.67

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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.