Home / 710,526.20-1,066,955.70-474,913.40

Finding the Fourth Proportional to 710,526.20, 1,066,955.70 and 474,913.40

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Solution

The fourth proportional to 710,526.20, 1,066,955.70 and 474,913.40 is: 713,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,526.20 : 1,066,955.70 = 474,913.40 : x
  2. Step 2: Convert to fraction form
    710,526.20/1,066,955.70 = 474,913.40/x
  3. Step 3: Cross multiply
    710,526.20x = 1,066,955.70 × 474,913.40
  4. Step 4: Simplify right side
    710,526.20x = 506,711,559,136.38
  5. Step 5: Solve for x
    x = 506,711,559,136.38/710,526.20
  6. Step 6: Final answer
    x = 713,149.72

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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.