Home / 732,931.62-1,011,939.93-457,709.82

Finding the Fourth Proportional to 732,931.62, 1,011,939.93 and 457,709.82

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Solution

The fourth proportional to 732,931.62, 1,011,939.93 and 457,709.82 is: 631,948.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,931.62 : 1,011,939.93 = 457,709.82 : x
  2. Step 2: Convert to fraction form
    732,931.62/1,011,939.93 = 457,709.82/x
  3. Step 3: Cross multiply
    732,931.62x = 1,011,939.93 × 457,709.82
  4. Step 4: Simplify right side
    732,931.62x = 463,174,843,211.11
  5. Step 5: Solve for x
    x = 463,174,843,211.11/732,931.62
  6. Step 6: Final answer
    x = 631,948.23

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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.