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Finding the Fourth Proportional to 650,235.68, 975,386.16 and 207,038.24

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Solution

The fourth proportional to 650,235.68, 975,386.16 and 207,038.24 is: 310,567.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,235.68 : 975,386.16 = 207,038.24 : x
  2. Step 2: Convert to fraction form
    650,235.68/975,386.16 = 207,038.24/x
  3. Step 3: Cross multiply
    650,235.68x = 975,386.16 × 207,038.24
  4. Step 4: Simplify right side
    650,235.68x = 201,942,233,886.76
  5. Step 5: Solve for x
    x = 201,942,233,886.76/650,235.68
  6. Step 6: Final answer
    x = 310,567.75

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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.