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Finding the Fourth Proportional to 524,075.27, 785,388.45 and 239,070.89

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Solution

The fourth proportional to 524,075.27, 785,388.45 and 239,070.89 is: 358,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,075.27 : 785,388.45 = 239,070.89 : x
  2. Step 2: Convert to fraction form
    524,075.27/785,388.45 = 239,070.89/x
  3. Step 3: Cross multiply
    524,075.27x = 785,388.45 × 239,070.89
  4. Step 4: Simplify right side
    524,075.27x = 187,763,518,597.21
  5. Step 5: Solve for x
    x = 187,763,518,597.21/524,075.27
  6. Step 6: Final answer
    x = 358,275.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.